19411090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24571}}^1$

素因数の和:24657

約数の個数: 16

約数和(自身を含む): 35383680

約数和(自身を除く): 15972590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 24571, 49142, 122855, 245710, 1941109, 3882218, 9705545, 19411090]

約数ペア:

[(1, 19411090), (2, 9705545), (5, 3882218), (10, 1941109), (79, 245710), (158, 122855), (395, 49142), (790, 24571)]