20167407

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57457}}^1$

素因数の和:57479

約数の個数: 16

約数和(自身を含む): 32176480

約数和(自身を除く): 12009073

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57457, 172371, 517113, 746941, 1551339, 2240823, 6722469, 20167407]

約数ペア:

[(1, 20167407), (3, 6722469), (9, 2240823), (13, 1551339), (27, 746941), (39, 517113), (117, 172371), (351, 57457)]