18332275

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{4339}}^1$

素因数の和:4375

約数の個数: 18

約数和(自身を含む): 24620820

約数和(自身を除く): 6288545

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 4339, 21695, 56407, 108475, 282035, 733291, 1410175, 3666455, 18332275]

約数ペア:

[(1, 18332275), (5, 3666455), (13, 1410175), (25, 733291), (65, 282035), (169, 108475), (325, 56407), (845, 21695), (4225, 4339)]