20125655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19259}}^1$

素因数の和:19294

約数の個数: 16

約数和(自身を含む): 27734400

約数和(自身を除く): 7608745

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 19259, 96295, 211849, 365921, 1059245, 1829605, 4025131, 20125655]

約数ペア:

[(1, 20125655), (5, 4025131), (11, 1829605), (19, 1059245), (55, 365921), (95, 211849), (209, 96295), (1045, 19259)]