19127180

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3529}}^1$

素因数の和:3809

約数の個数: 24

約数和(自身を含む): 40326720

約数和(自身を除く): 21199540

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 3529, 5420, 7058, 14116, 17645, 35290, 70580, 956359, 1912718, 3825436, 4781795, 9563590, 19127180]

約数ペア:

[(1, 19127180), (2, 9563590), (4, 4781795), (5, 3825436), (10, 1912718), (20, 956359), (271, 70580), (542, 35290), (1084, 17645), (1355, 14116), (2710, 7058), (3529, 5420)]