18921000924

素因数分解:

$2^2\times 3^4\times 7^3\times {\mathrm{89}}^1\times {\mathrm{1913}}^1$

素因数の和:2039

約数の個数: 240

約数和(自身を含む): 58361688000

約数和(自身を除く): 39440687076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 89, 98, 108, 126, 147, 162, 178, 189, 196, 252, 267, 294, 324, 343, 356, 378, 441, 534, 567, 588, 623, 686, 756, 801, 882, 1029, 1068, 1134, 1246, 1323, 1372, 1602, 1764, 1869, 1913, 2058, 2268, 2403, 2492, 2646, 3087, 3204, 3738, 3826, 3969, 4116, 4361, 4806, 5292, 5607, 5739, 6174, 7209, 7476, 7652, 7938, 8722, 9261, 9612, 11214, 11478, 12348, 13083, 13391, 14418, 15876, 16821, 17217, 17444, 18522, 22428, 22956, 26166, 26782, 27783, 28836, 30527, 33642, 34434, 37044, 39249, 40173, 50463, 51651, 52332, 53564, 55566, 61054, 67284, 68868, 78498, 80346, 91581, 93737, 100926, 103302, 111132, 117747, 120519, 122108, 154953, 156996, 160692, 170257, 183162, 187474, 201852, 206604, 235494, 241038, 274743, 281211, 309906, 340514, 353241, 361557, 366324, 374948, 470988, 482076, 510771, 549486, 562422, 619812, 656159, 681028, 706482, 723114, 824229, 843633, 1021542, 1084671, 1098972, 1124844, 1191799, 1312318, 1412964, 1446228, 1532313, 1648458, 1687266, 1968477, 2043084, 2169342, 2383598, 2472687, 2530899, 2624636, 3064626, 3296916, 3374532, 3575397, 3936954, 4338684, 4596939, 4767196, 4945374, 5061798, 5905431, 6129252, 7150794, 7592697, 7873908, 8342593, 9193878, 9890748, 10123596, 10726191, 11810862, 13790817, 14301588, 15185394, 16685186, 17716293, 18387756, 21452382, 23621724, 25027779, 27581634, 30370788, 32178573, 33370372, 35432586, 42904764, 50055558, 53148879, 55163268, 58398151, 64357146, 70865172, 75083337, 96535719, 100111116, 106297758, 116796302, 128714292, 150166674, 175194453, 193071438, 212595516, 225250011, 233592604, 300333348, 350388906, 386142876, 450500022, 525583359, 675750033, 700777812, 901000044, 1051166718, 1351500066, 1576750077, 2102333436, 2703000132, 3153500154, 4730250231, 6307000308, 9460500462, 18921000924]

約数ペア:

[(1, 18921000924), (2, 9460500462), (3, 6307000308), (4, 4730250231), (6, 3153500154), (7, 2703000132), (9, 2102333436), (12, 1576750077), (14, 1351500066), (18, 1051166718), (21, 901000044), (27, 700777812), (28, 675750033), (36, 525583359), (42, 450500022), (49, 386142876), (54, 350388906), (63, 300333348), (81, 233592604), (84, 225250011), (89, 212595516), (98, 193071438), (108, 175194453), (126, 150166674), (147, 128714292), (162, 116796302), (178, 106297758), (189, 100111116), (196, 96535719), (252, 75083337), (267, 70865172), (294, 64357146), (324, 58398151), (343, 55163268), (356, 53148879), (378, 50055558), (441, 42904764), (534, 35432586), (567, 33370372), (588, 32178573), (623, 30370788), (686, 27581634), (756, 25027779), (801, 23621724), (882, 21452382), (1029, 18387756), (1068, 17716293), (1134, 16685186), (1246, 15185394), (1323, 14301588), (1372, 13790817), (1602, 11810862), (1764, 10726191), (1869, 10123596), (1913, 9890748), (2058, 9193878), (2268, 8342593), (2403, 7873908), (2492, 7592697), (2646, 7150794), (3087, 6129252), (3204, 5905431), (3738, 5061798), (3826, 4945374), (3969, 4767196), (4116, 4596939), (4361, 4338684), (4806, 3936954), (5292, 3575397), (5607, 3374532), (5739, 3296916), (6174, 3064626), (7209, 2624636), (7476, 2530899), (7652, 2472687), (7938, 2383598), (8722, 2169342), (9261, 2043084), (9612, 1968477), (11214, 1687266), (11478, 1648458), (12348, 1532313), (13083, 1446228), (13391, 1412964), (14418, 1312318), (15876, 1191799), (16821, 1124844), (17217, 1098972), (17444, 1084671), (18522, 1021542), (22428, 843633), (22956, 824229), (26166, 723114), (26782, 706482), (27783, 681028), (28836, 656159), (30527, 619812), (33642, 562422), (34434, 549486), (37044, 510771), (39249, 482076), (40173, 470988), (50463, 374948), (51651, 366324), (52332, 361557), (53564, 353241), (55566, 340514), (61054, 309906), (67284, 281211), (68868, 274743), (78498, 241038), (80346, 235494), (91581, 206604), (93737, 201852), (100926, 187474), (103302, 183162), (111132, 170257), (117747, 160692), (120519, 156996), (122108, 154953)]