18368505

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1321}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 32997120

約数和(自身を除く): 14628615

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1321, 1545, 2781, 3963, 4635, 6605, 11889, 13905, 19815, 35667, 59445, 136063, 178335, 408189, 680315, 1224567, 2040945, 3673701, 6122835, 18368505]

約数ペア:

[(1, 18368505), (3, 6122835), (5, 3673701), (9, 2040945), (15, 1224567), (27, 680315), (45, 408189), (103, 178335), (135, 136063), (309, 59445), (515, 35667), (927, 19815), (1321, 13905), (1545, 11889), (2781, 6605), (3963, 4635)]