19492068760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28664807}}^1$

素因数の和:28664835

約数の個数: 32

約数和(自身を含む): 46436988960

約数和(自身を除く): 26944920200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 28664807, 57329614, 114659228, 143324035, 229318456, 286648070, 487301719, 573296140, 974603438, 1146592280, 1949206876, 2436508595, 3898413752, 4873017190, 9746034380, 19492068760]

約数ペア:

[(1, 19492068760), (2, 9746034380), (4, 4873017190), (5, 3898413752), (8, 2436508595), (10, 1949206876), (17, 1146592280), (20, 974603438), (34, 573296140), (40, 487301719), (68, 286648070), (85, 229318456), (136, 143324035), (170, 114659228), (340, 57329614), (680, 28664807)]