199385870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{486307}}^1$

素因数の和:486355

約数の個数: 16

約数和(自身を含む): 367648848

約数和(自身を除く): 168262978

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 486307, 972614, 2431535, 4863070, 19938587, 39877174, 99692935, 199385870]

約数ペア:

[(1, 199385870), (2, 99692935), (5, 39877174), (10, 19938587), (41, 4863070), (82, 2431535), (205, 972614), (410, 486307)]