20649291288

素因数分解:

$2^3\times 3^1\times {\mathrm{1279}}^1\times {\mathrm{672703}}^1$

素因数の和:673991

約数の個数: 32

約数和(自身を含む): 51663667200

約数和(自身を除く): 31014375912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1279, 2558, 3837, 5116, 7674, 10232, 15348, 30696, 672703, 1345406, 2018109, 2690812, 4036218, 5381624, 8072436, 16144872, 860387137, 1720774274, 2581161411, 3441548548, 5162322822, 6883097096, 10324645644, 20649291288]

約数ペア:

[(1, 20649291288), (2, 10324645644), (3, 6883097096), (4, 5162322822), (6, 3441548548), (8, 2581161411), (12, 1720774274), (24, 860387137), (1279, 16144872), (2558, 8072436), (3837, 5381624), (5116, 4036218), (7674, 2690812), (10232, 2018109), (15348, 1345406), (30696, 672703)]