20173245

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12569}}^1$

素因数の和:12684

約数の個数: 16

約数和(自身を含む): 32581440

約数和(自身を除く): 12408195

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 12569, 37707, 62845, 188535, 1344883, 4034649, 6724415, 20173245]

約数ペア:

[(1, 20173245), (3, 6724415), (5, 4034649), (15, 1344883), (107, 188535), (321, 62845), (535, 37707), (1605, 12569)]