18203770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8237}}^1$

素因数の和:8274

約数の個数: 32

約数和(自身を含む): 37367568

約数和(自身を除く): 19163798

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8237, 16474, 41185, 82370, 107081, 140029, 214162, 280058, 535405, 700145, 1070810, 1400290, 1820377, 3640754, 9101885, 18203770]

約数ペア:

[(1, 18203770), (2, 9101885), (5, 3640754), (10, 1820377), (13, 1400290), (17, 1070810), (26, 700145), (34, 535405), (65, 280058), (85, 214162), (130, 140029), (170, 107081), (221, 82370), (442, 41185), (1105, 16474), (2210, 8237)]