18397770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1249}}^1$

素因数の和:1750

約数の個数: 32

約数和(自身を含む): 44280000

約数和(自身を除く): 25882230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 491, 982, 1249, 1473, 2455, 2498, 2946, 3747, 4910, 6245, 7365, 7494, 12490, 14730, 18735, 37470, 613259, 1226518, 1839777, 3066295, 3679554, 6132590, 9198885, 18397770]

約数ペア:

[(1, 18397770), (2, 9198885), (3, 6132590), (5, 3679554), (6, 3066295), (10, 1839777), (15, 1226518), (30, 613259), (491, 37470), (982, 18735), (1249, 14730), (1473, 12490), (2455, 7494), (2498, 7365), (2946, 6245), (3747, 4910)]