20159854856

素因数分解:

$2^3\times {\mathrm{17117}}^1\times {\mathrm{147221}}^1$

素因数の和:164344

約数の個数: 16

約数和(自身を含む): 37802192940

約数和(自身を除く): 17642338084

約数列:

[1, 2, 4, 8, 17117, 34234, 68468, 136936, 147221, 294442, 588884, 1177768, 2519981857, 5039963714, 10079927428, 20159854856]

約数ペア:

[(1, 20159854856), (2, 10079927428), (4, 5039963714), (8, 2519981857), (17117, 1177768), (34234, 588884), (68468, 294442), (136936, 147221)]