20163555445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1277}}^1\times {\mathrm{287087}}^1$

素因数の和:288380

約数の個数: 16

約数和(自身を含む): 26416689408

約数和(自身を除く): 6253133963

約数列:

[1, 5, 11, 55, 1277, 6385, 14047, 70235, 287087, 1435435, 3157957, 15789785, 366610099, 1833050495, 4032711089, 20163555445]

約数ペア:

[(1, 20163555445), (5, 4032711089), (11, 1833050495), (55, 366610099), (1277, 15789785), (6385, 3157957), (14047, 1435435), (70235, 287087)]