19718110

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12097}}^1$

素因数の和:12267

約数の個数: 16

約数和(自身を含む): 35713296

約数和(自身を除く): 15995186

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 12097, 24194, 60485, 120970, 1971811, 3943622, 9859055, 19718110]

約数ペア:

[(1, 19718110), (2, 9859055), (5, 3943622), (10, 1971811), (163, 120970), (326, 60485), (815, 24194), (1630, 12097)]