18289870

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2767}}^1$

素因数の和:3435

約数の個数: 16

約数和(自身を含む): 32983488

約数和(自身を除く): 14693618

約数列:

[1, 2, 5, 10, 661, 1322, 2767, 3305, 5534, 6610, 13835, 27670, 1828987, 3657974, 9144935, 18289870]

約数ペア:

[(1, 18289870), (2, 9144935), (5, 3657974), (10, 1828987), (661, 27670), (1322, 13835), (2767, 6610), (3305, 5534)]