18748910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81517}}^1$

素因数の和:81547

約数の個数: 16

約数和(自身を含む): 35215776

約数和(自身を除く): 16466866

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 81517, 163034, 407585, 815170, 1874891, 3749782, 9374455, 18748910]

約数ペア:

[(1, 18748910), (2, 9374455), (5, 3749782), (10, 1874891), (23, 815170), (46, 407585), (115, 163034), (230, 81517)]