20197135870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49261307}}^1$

素因数の和:49261355

約数の個数: 16

約数和(自身を含む): 37241548848

約数和(自身を除く): 17044412978

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49261307, 98522614, 246306535, 492613070, 2019713587, 4039427174, 10098567935, 20197135870]

約数ペア:

[(1, 20197135870), (2, 10098567935), (5, 4039427174), (10, 2019713587), (41, 492613070), (82, 246306535), (205, 98522614), (410, 49261307)]