18317540

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2767}}^1$

素因数の和:3107

約数の個数: 24

約数和(自身を含む): 38596992

約数和(自身を除く): 20279452

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 2767, 3310, 5534, 6620, 11068, 13835, 27670, 55340, 915877, 1831754, 3663508, 4579385, 9158770, 18317540]

約数ペア:

[(1, 18317540), (2, 9158770), (4, 4579385), (5, 3663508), (10, 1831754), (20, 915877), (331, 55340), (662, 27670), (1324, 13835), (1655, 11068), (2767, 6620), (3310, 5534)]