20215568938

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{20809}}^1\times {\mathrm{28573}}^1$

素因数の和:49401

約数の個数: 16

約数和(自身を含む): 32109746760

約数和(自身を除く): 11894177822

約数列:

[1, 2, 17, 34, 20809, 28573, 41618, 57146, 353753, 485741, 707506, 971482, 594575557, 1189151114, 10107784469, 20215568938]

約数ペア:

[(1, 20215568938), (2, 10107784469), (17, 1189151114), (34, 594575557), (20809, 971482), (28573, 707506), (41618, 485741), (57146, 353753)]