18252860

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2879}}^1$

素因数の和:3205

約数の個数: 24

約数和(自身を含む): 38465280

約数和(自身を除く): 20212420

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 2879, 3170, 5758, 6340, 11516, 14395, 28790, 57580, 912643, 1825286, 3650572, 4563215, 9126430, 18252860]

約数ペア:

[(1, 18252860), (2, 9126430), (4, 4563215), (5, 3650572), (10, 1825286), (20, 912643), (317, 57580), (634, 28790), (1268, 14395), (1585, 11516), (2879, 6340), (3170, 5758)]