19994110

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25309}}^1$

素因数の和:25395

約数の個数: 16

約数和(自身を含む): 36446400

約数和(自身を除く): 16452290

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 25309, 50618, 126545, 253090, 1999411, 3998822, 9997055, 19994110]

約数ペア:

[(1, 19994110), (2, 9997055), (5, 3998822), (10, 1999411), (79, 253090), (158, 126545), (395, 50618), (790, 25309)]