19802882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31039}}^1$

素因数の和:31081

約数の個数: 16

約数和(自身を含む): 33523200

約数和(自身を除く): 13720318

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 31039, 62078, 341429, 682858, 900131, 1800262, 9901441, 19802882]

約数ペア:

[(1, 19802882), (2, 9901441), (11, 1800262), (22, 900131), (29, 682858), (58, 341429), (319, 62078), (638, 31039)]