20011618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53507}}^1$

素因数の和:53537

約数の個数: 16

約数和(自身を含む): 34673184

約数和(自身を除く): 14661566

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 53507, 107014, 588577, 909619, 1177154, 1819238, 10005809, 20011618]

約数ペア:

[(1, 20011618), (2, 10005809), (11, 1819238), (17, 1177154), (22, 909619), (34, 588577), (187, 107014), (374, 53507)]