20165512868

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{3617}}^1$

素因数の和:4052

約数の個数: 48

約数和(自身を含む): 36454852224

約数和(自身を除く): 16289339356

約数列:

[1, 2, 4, 67, 71, 134, 142, 268, 284, 293, 586, 1172, 3617, 4757, 7234, 9514, 14468, 19028, 19631, 20803, 39262, 41606, 78524, 83212, 242339, 256807, 484678, 513614, 969356, 1027228, 1059781, 1393801, 2119562, 2787602, 4239124, 5575204, 17206069, 34412138, 68824276, 71005327, 75244451, 142010654, 150488902, 284021308, 300977804, 5041378217, 10082756434, 20165512868]

約数ペア:

[(1, 20165512868), (2, 10082756434), (4, 5041378217), (67, 300977804), (71, 284021308), (134, 150488902), (142, 142010654), (268, 75244451), (284, 71005327), (293, 68824276), (586, 34412138), (1172, 17206069), (3617, 5575204), (4757, 4239124), (7234, 2787602), (9514, 2119562), (14468, 1393801), (19028, 1059781), (19631, 1027228), (20803, 969356), (39262, 513614), (41606, 484678), (78524, 256807), (83212, 242339)]