18225129

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 26644800

約数和(自身を除く): 8419671

約数列:

[1, 3, 13, 39, 103, 169, 309, 349, 507, 1047, 1339, 4017, 4537, 13611, 17407, 35947, 52221, 58981, 107841, 176943, 467311, 1401933, 6075043, 18225129]

約数ペア:

[(1, 18225129), (3, 6075043), (13, 1401933), (39, 467311), (103, 176943), (169, 107841), (309, 58981), (349, 52221), (507, 35947), (1047, 17407), (1339, 13611), (4017, 4537)]