18866795652

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{2609}}^1$

素因数の和:2806

約数の個数: 144

約数和(自身を含む): 50361620400

約数和(自身を除く): 31494824748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 89, 111, 122, 148, 178, 183, 222, 244, 267, 333, 356, 366, 444, 534, 549, 666, 732, 801, 1068, 1098, 1332, 1602, 2196, 2257, 2609, 3204, 3293, 4514, 5218, 5429, 6586, 6771, 7827, 9028, 9879, 10436, 10858, 13172, 13542, 15654, 16287, 19758, 20313, 21716, 23481, 27084, 29637, 31308, 32574, 39516, 40626, 46962, 48861, 59274, 65148, 81252, 93924, 96533, 97722, 118548, 159149, 193066, 195444, 200873, 232201, 289599, 318298, 386132, 401746, 464402, 477447, 579198, 602619, 636596, 696603, 803492, 868797, 928804, 954894, 1158396, 1205238, 1393206, 1432341, 1737594, 1807857, 1909788, 2089809, 2410476, 2786412, 2864682, 3475188, 3615714, 4179618, 5729364, 5888513, 7231428, 8359236, 8591437, 11777026, 14164261, 17182874, 17665539, 23554052, 25774311, 28328522, 34365748, 35331078, 42492783, 51548622, 52996617, 56657044, 70662156, 77322933, 84985566, 103097244, 105993234, 127478349, 154645866, 169971132, 211986468, 254956698, 309291732, 509913396, 524077657, 1048155314, 1572232971, 2096310628, 3144465942, 4716698913, 6288931884, 9433397826, 18866795652]

約数ペア:

[(1, 18866795652), (2, 9433397826), (3, 6288931884), (4, 4716698913), (6, 3144465942), (9, 2096310628), (12, 1572232971), (18, 1048155314), (36, 524077657), (37, 509913396), (61, 309291732), (74, 254956698), (89, 211986468), (111, 169971132), (122, 154645866), (148, 127478349), (178, 105993234), (183, 103097244), (222, 84985566), (244, 77322933), (267, 70662156), (333, 56657044), (356, 52996617), (366, 51548622), (444, 42492783), (534, 35331078), (549, 34365748), (666, 28328522), (732, 25774311), (801, 23554052), (1068, 17665539), (1098, 17182874), (1332, 14164261), (1602, 11777026), (2196, 8591437), (2257, 8359236), (2609, 7231428), (3204, 5888513), (3293, 5729364), (4514, 4179618), (5218, 3615714), (5429, 3475188), (6586, 2864682), (6771, 2786412), (7827, 2410476), (9028, 2089809), (9879, 1909788), (10436, 1807857), (10858, 1737594), (13172, 1432341), (13542, 1393206), (15654, 1205238), (16287, 1158396), (19758, 954894), (20313, 928804), (21716, 868797), (23481, 803492), (27084, 696603), (29637, 636596), (31308, 602619), (32574, 579198), (39516, 477447), (40626, 464402), (46962, 401746), (48861, 386132), (59274, 318298), (65148, 289599), (81252, 232201), (93924, 200873), (96533, 195444), (97722, 193066), (118548, 159149)]