19194682

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:658

約数の個数: 24

約数和(自身を含む): 31523580

約数和(自身を除く): 12328898

約数列:

[1, 2, 13, 26, 109, 169, 218, 338, 521, 1042, 1417, 2834, 6773, 13546, 18421, 36842, 56789, 88049, 113578, 176098, 738257, 1476514, 9597341, 19194682]

約数ペア:

[(1, 19194682), (2, 9597341), (13, 1476514), (26, 738257), (109, 176098), (169, 113578), (218, 88049), (338, 56789), (521, 36842), (1042, 18421), (1417, 13546), (2834, 6773)]