18037020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{577}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 50688288

約数和(自身を除く): 32651268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 577, 1042, 1154, 1563, 1731, 2084, 2308, 2605, 2885, 3126, 3462, 5210, 5770, 6252, 6924, 7815, 8655, 10420, 11540, 15630, 17310, 31260, 34620, 300617, 601234, 901851, 1202468, 1503085, 1803702, 3006170, 3607404, 4509255, 6012340, 9018510, 18037020]

約数ペア:

[(1, 18037020), (2, 9018510), (3, 6012340), (4, 4509255), (5, 3607404), (6, 3006170), (10, 1803702), (12, 1503085), (15, 1202468), (20, 901851), (30, 601234), (60, 300617), (521, 34620), (577, 31260), (1042, 17310), (1154, 15630), (1563, 11540), (1731, 10420), (2084, 8655), (2308, 7815), (2605, 6924), (2885, 6252), (3126, 5770), (3462, 5210)]