20635275

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{3769}}^1$

素因数の和:3855

約数の個数: 24

約数和(自身を含む): 34593520

約数和(自身を除く): 13958245

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 3769, 5475, 11307, 18845, 56535, 94225, 275137, 282675, 825411, 1375685, 4127055, 6878425, 20635275]

約数ペア:

[(1, 20635275), (3, 6878425), (5, 4127055), (15, 1375685), (25, 825411), (73, 282675), (75, 275137), (219, 94225), (365, 56535), (1095, 18845), (1825, 11307), (3769, 5475)]