20212686424

素因数分解:

$2^3\times 7^1\times {\mathrm{2917}}^1\times {\mathrm{123737}}^1$

素因数の和:126667

約数の個数: 32

約数和(自身を含む): 43328098080

約数和(自身を除く): 23115411656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2917, 5834, 11668, 20419, 23336, 40838, 81676, 123737, 163352, 247474, 494948, 866159, 989896, 1732318, 3464636, 6929272, 360940829, 721881658, 1443763316, 2526585803, 2887526632, 5053171606, 10106343212, 20212686424]

約数ペア:

[(1, 20212686424), (2, 10106343212), (4, 5053171606), (7, 2887526632), (8, 2526585803), (14, 1443763316), (28, 721881658), (56, 360940829), (2917, 6929272), (5834, 3464636), (11668, 1732318), (20419, 989896), (23336, 866159), (40838, 494948), (81676, 247474), (123737, 163352)]