19443826

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2113}}^1$

素因数の和:2265

約数の個数: 16

約数和(自身を含む): 30137184

約数和(自身を除く): 10693358

約数列:

[1, 2, 43, 86, 107, 214, 2113, 4226, 4601, 9202, 90859, 181718, 226091, 452182, 9721913, 19443826]

約数ペア:

[(1, 19443826), (2, 9721913), (43, 452182), (86, 226091), (107, 181718), (214, 90859), (2113, 9202), (4226, 4601)]