20254865384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1401139}}^1$

素因数の和:1401297

約数の個数: 32

約数和(自身を含む): 41193516000

約数和(自身を除く): 20938650616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 278, 556, 1112, 1807, 3614, 7228, 14456, 1401139, 2802278, 5604556, 11209112, 18214807, 36429614, 72859228, 145718456, 194758321, 389516642, 779033284, 1558066568, 2531858173, 5063716346, 10127432692, 20254865384]

約数ペア:

[(1, 20254865384), (2, 10127432692), (4, 5063716346), (8, 2531858173), (13, 1558066568), (26, 779033284), (52, 389516642), (104, 194758321), (139, 145718456), (278, 72859228), (556, 36429614), (1112, 18214807), (1807, 11209112), (3614, 5604556), (7228, 2802278), (14456, 1401139)]