18492825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1459}}^1$

素因数の和:1498

約数の個数: 36

約数和(自身を含む): 33130320

約数和(自身を除く): 14637495

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 507, 845, 975, 1459, 2535, 4225, 4377, 7295, 12675, 18967, 21885, 36475, 56901, 94835, 109425, 246571, 284505, 474175, 739713, 1232855, 1422525, 3698565, 6164275, 18492825]

約数ペア:

[(1, 18492825), (3, 6164275), (5, 3698565), (13, 1422525), (15, 1232855), (25, 739713), (39, 474175), (65, 284505), (75, 246571), (169, 109425), (195, 94835), (325, 56901), (507, 36475), (845, 21885), (975, 18967), (1459, 12675), (2535, 7295), (4225, 4377)]