20131471790

素因数分解:

$2^1\times 5^1\times {\mathrm{11317}}^1\times {\mathrm{177887}}^1$

素因数の和:189211

約数の個数: 16

約数和(自身を含む): 36240054912

約数和(自身を除く): 16108583122

約数列:

[1, 2, 5, 10, 11317, 22634, 56585, 113170, 177887, 355774, 889435, 1778870, 2013147179, 4026294358, 10065735895, 20131471790]

約数ペア:

[(1, 20131471790), (2, 10065735895), (5, 4026294358), (10, 2013147179), (11317, 1778870), (22634, 889435), (56585, 355774), (113170, 177887)]