16918941

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3121}}^1$

素因数の和:3276

約数の個数: 16

約数和(自身を含む): 24476480

約数和(自身を除く): 7557539

約数列:

[1, 3, 13, 39, 139, 417, 1807, 3121, 5421, 9363, 40573, 121719, 433819, 1301457, 5639647, 16918941]

約数ペア:

[(1, 16918941), (3, 5639647), (13, 1301457), (39, 433819), (139, 121719), (417, 40573), (1807, 9363), (3121, 5421)]