20165677565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{563}}^1\times {\mathrm{1511}}^1$

素因数の和:2521

約数の個数: 32

約数和(自身を含む): 26524495872

約数和(自身を除く): 6358818307

約数列:

[1, 5, 11, 55, 431, 563, 1511, 2155, 2815, 4741, 6193, 7555, 16621, 23705, 30965, 83105, 242653, 651241, 850693, 1213265, 2669183, 3256205, 4253465, 7163651, 9357623, 13345915, 35818255, 46788115, 366648683, 1833243415, 4033135513, 20165677565]

約数ペア:

[(1, 20165677565), (5, 4033135513), (11, 1833243415), (55, 366648683), (431, 46788115), (563, 35818255), (1511, 13345915), (2155, 9357623), (2815, 7163651), (4741, 4253465), (6193, 3256205), (7555, 2669183), (16621, 1213265), (23705, 850693), (30965, 651241), (83105, 242653)]