19919698

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{757}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 30562560

約数和(自身を除く): 10642862

約数列:

[1, 2, 59, 118, 223, 446, 757, 1514, 13157, 26314, 44663, 89326, 168811, 337622, 9959849, 19919698]

約数ペア:

[(1, 19919698), (2, 9959849), (59, 337622), (118, 168811), (223, 89326), (446, 44663), (757, 26314), (1514, 13157)]