201621764

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{1229401}}^1$

素因数の和:1229446

約数の個数: 12

約数和(自身を含む): 361444188

約数和(自身を除く): 159822424

約数列:

[1, 2, 4, 41, 82, 164, 1229401, 2458802, 4917604, 50405441, 100810882, 201621764]

約数ペア:

[(1, 201621764), (2, 100810882), (4, 50405441), (41, 4917604), (82, 2458802), (164, 1229401)]