20177556804

素因数分解:

$2^2\times 3^2\times {\mathrm{151}}^1\times {\mathrm{647}}^1\times {\mathrm{5737}}^1$

素因数の和:6545

約数の個数: 72

約数和(自身を含む): 51430474368

約数和(自身を除く): 31252917564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 151, 302, 453, 604, 647, 906, 1294, 1359, 1812, 1941, 2588, 2718, 3882, 5436, 5737, 5823, 7764, 11474, 11646, 17211, 22948, 23292, 34422, 51633, 68844, 97697, 103266, 195394, 206532, 293091, 390788, 586182, 866287, 879273, 1172364, 1732574, 1758546, 2598861, 3465148, 3517092, 3711839, 5197722, 7423678, 7796583, 10395444, 11135517, 14847356, 15593166, 22271034, 31186332, 33406551, 44542068, 66813102, 133626204, 560487689, 1120975378, 1681463067, 2241950756, 3362926134, 5044389201, 6725852268, 10088778402, 20177556804]

約数ペア:

[(1, 20177556804), (2, 10088778402), (3, 6725852268), (4, 5044389201), (6, 3362926134), (9, 2241950756), (12, 1681463067), (18, 1120975378), (36, 560487689), (151, 133626204), (302, 66813102), (453, 44542068), (604, 33406551), (647, 31186332), (906, 22271034), (1294, 15593166), (1359, 14847356), (1812, 11135517), (1941, 10395444), (2588, 7796583), (2718, 7423678), (3882, 5197722), (5436, 3711839), (5737, 3517092), (5823, 3465148), (7764, 2598861), (11474, 1758546), (11646, 1732574), (17211, 1172364), (22948, 879273), (23292, 866287), (34422, 586182), (51633, 390788), (68844, 293091), (97697, 206532), (103266, 195394)]