19195253

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2801}}^1$

素因数の和:2908

約数の個数: 16

約数和(自身を含む): 24209280

約数和(自身を除く): 5014027

約数列:

[1, 7, 11, 77, 89, 623, 979, 2801, 6853, 19607, 30811, 215677, 249289, 1745023, 2742179, 19195253]

約数ペア:

[(1, 19195253), (7, 2742179), (11, 1745023), (77, 249289), (89, 215677), (623, 30811), (979, 19607), (2801, 6853)]