20619436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{859}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 38359440

約数和(自身を除く): 17740004

約数列:

[1, 2, 4, 17, 34, 68, 353, 706, 859, 1412, 1718, 3436, 6001, 12002, 14603, 24004, 29206, 58412, 303227, 606454, 1212908, 5154859, 10309718, 20619436]

約数ペア:

[(1, 20619436), (2, 10309718), (4, 5154859), (17, 1212908), (34, 606454), (68, 303227), (353, 58412), (706, 29206), (859, 24004), (1412, 14603), (1718, 12002), (3436, 6001)]