20281195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1303}}^1$

素因数の和:1602

約数の個数: 16

約数和(自身を含む): 26664192

約数和(自身を除く): 6382997

約数列:

[1, 5, 11, 55, 283, 1303, 1415, 3113, 6515, 14333, 15565, 71665, 368749, 1843745, 4056239, 20281195]

約数ペア:

[(1, 20281195), (5, 4056239), (11, 1843745), (55, 368749), (283, 71665), (1303, 15565), (1415, 14333), (3113, 6515)]