18081310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{823}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 35300160

約数和(自身を除く): 17218850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 823, 845, 1646, 1690, 2197, 4115, 4394, 8230, 10699, 10985, 21398, 21970, 53495, 106990, 139087, 278174, 695435, 1390870, 1808131, 3616262, 9040655, 18081310]

約数ペア:

[(1, 18081310), (2, 9040655), (5, 3616262), (10, 1808131), (13, 1390870), (26, 695435), (65, 278174), (130, 139087), (169, 106990), (338, 53495), (823, 21970), (845, 21398), (1646, 10985), (1690, 10699), (2197, 8230), (4115, 4394)]