20393692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5867}}^1$

素因数の和:5961

約数の個数: 24

約数和(自身を含む): 39432960

約数和(自身を除く): 19039268

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 5867, 11734, 23468, 64537, 129074, 258148, 463493, 926986, 1853972, 5098423, 10196846, 20393692]

約数ペア:

[(1, 20393692), (2, 10196846), (4, 5098423), (11, 1853972), (22, 926986), (44, 463493), (79, 258148), (158, 129074), (316, 64537), (869, 23468), (1738, 11734), (3476, 5867)]