20643098

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64109}}^1$

素因数の和:64141

約数の個数: 16

約数和(自身を含む): 36927360

約数和(自身を除く): 16284262

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 64109, 128218, 448763, 897526, 1474507, 2949014, 10321549, 20643098]

約数ペア:

[(1, 20643098), (2, 10321549), (7, 2949014), (14, 1474507), (23, 897526), (46, 448763), (161, 128218), (322, 64109)]