19779228

素因数分解:

$2^2\times 3^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 192

約数和(自身を含む): 66124800

約数和(自身を除く): 46345572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 27, 28, 34, 36, 38, 42, 51, 54, 57, 63, 68, 76, 81, 84, 102, 108, 114, 119, 126, 133, 153, 162, 171, 189, 204, 228, 238, 243, 252, 266, 306, 323, 324, 342, 357, 378, 399, 459, 476, 486, 513, 532, 567, 612, 646, 684, 714, 729, 756, 798, 918, 969, 972, 1026, 1071, 1134, 1197, 1292, 1377, 1428, 1458, 1539, 1596, 1701, 1836, 1938, 2052, 2142, 2187, 2261, 2268, 2394, 2754, 2907, 2916, 3078, 3213, 3402, 3591, 3876, 4131, 4284, 4374, 4522, 4617, 4788, 5103, 5508, 5814, 6156, 6426, 6783, 6804, 7182, 8262, 8721, 8748, 9044, 9234, 9639, 10206, 10773, 11628, 12393, 12852, 13566, 13851, 14364, 15309, 16524, 17442, 18468, 19278, 20349, 20412, 21546, 24786, 26163, 27132, 27702, 28917, 30618, 32319, 34884, 37179, 38556, 40698, 41553, 43092, 49572, 52326, 55404, 57834, 61047, 61236, 64638, 74358, 78489, 81396, 83106, 86751, 96957, 104652, 115668, 122094, 129276, 148716, 156978, 166212, 173502, 183141, 193914, 235467, 244188, 260253, 290871, 313956, 347004, 366282, 387828, 470934, 520506, 549423, 581742, 706401, 732564, 941868, 1041012, 1098846, 1163484, 1412802, 1648269, 2197692, 2825604, 3296538, 4944807, 6593076, 9889614, 19779228]

約数ペア:

[(1, 19779228), (2, 9889614), (3, 6593076), (4, 4944807), (6, 3296538), (7, 2825604), (9, 2197692), (12, 1648269), (14, 1412802), (17, 1163484), (18, 1098846), (19, 1041012), (21, 941868), (27, 732564), (28, 706401), (34, 581742), (36, 549423), (38, 520506), (42, 470934), (51, 387828), (54, 366282), (57, 347004), (63, 313956), (68, 290871), (76, 260253), (81, 244188), (84, 235467), (102, 193914), (108, 183141), (114, 173502), (119, 166212), (126, 156978), (133, 148716), (153, 129276), (162, 122094), (171, 115668), (189, 104652), (204, 96957), (228, 86751), (238, 83106), (243, 81396), (252, 78489), (266, 74358), (306, 64638), (323, 61236), (324, 61047), (342, 57834), (357, 55404), (378, 52326), (399, 49572), (459, 43092), (476, 41553), (486, 40698), (513, 38556), (532, 37179), (567, 34884), (612, 32319), (646, 30618), (684, 28917), (714, 27702), (729, 27132), (756, 26163), (798, 24786), (918, 21546), (969, 20412), (972, 20349), (1026, 19278), (1071, 18468), (1134, 17442), (1197, 16524), (1292, 15309), (1377, 14364), (1428, 13851), (1458, 13566), (1539, 12852), (1596, 12393), (1701, 11628), (1836, 10773), (1938, 10206), (2052, 9639), (2142, 9234), (2187, 9044), (2261, 8748), (2268, 8721), (2394, 8262), (2754, 7182), (2907, 6804), (2916, 6783), (3078, 6426), (3213, 6156), (3402, 5814), (3591, 5508), (3876, 5103), (4131, 4788), (4284, 4617), (4374, 4522)]