15720458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1621}}^1$

素因数の和:2009

約数の個数: 16

約数和(自身を含む): 25478376

約数和(自身を除く): 9757918

約数列:

[1, 2, 13, 26, 373, 746, 1621, 3242, 4849, 9698, 21073, 42146, 604633, 1209266, 7860229, 15720458]

約数ペア:

[(1, 15720458), (2, 7860229), (13, 1209266), (26, 604633), (373, 42146), (746, 21073), (1621, 9698), (3242, 4849)]