16640485

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1607}}^1$

素因数の和:1740

約数の個数: 16

約数和(自身を含む): 21225600

約数和(自身を除く): 4585115

約数列:

[1, 5, 19, 95, 109, 545, 1607, 2071, 8035, 10355, 30533, 152665, 175163, 875815, 3328097, 16640485]

約数ペア:

[(1, 16640485), (5, 3328097), (19, 875815), (95, 175163), (109, 152665), (545, 30533), (1607, 10355), (2071, 8035)]