19707313

素因数分解:

${\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:336

約数の個数: 16

約数和(自身を含む): 21395520

約数和(自身を除く): 1688207

約数列:

[1, 19, 67, 113, 137, 1273, 2147, 2603, 7571, 9179, 15481, 143849, 174401, 294139, 1037227, 19707313]

約数ペア:

[(1, 19707313), (19, 1037227), (67, 294139), (113, 174401), (137, 143849), (1273, 15481), (2147, 9179), (2603, 7571)]