20012628

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 48093696

約数和(自身を除く): 28081068

約数列:

[1, 2, 3, 4, 6, 12, 71, 83, 142, 166, 213, 249, 283, 284, 332, 426, 498, 566, 849, 852, 996, 1132, 1698, 3396, 5893, 11786, 17679, 20093, 23489, 23572, 35358, 40186, 46978, 60279, 70467, 70716, 80372, 93956, 120558, 140934, 241116, 281868, 1667719, 3335438, 5003157, 6670876, 10006314, 20012628]

約数ペア:

[(1, 20012628), (2, 10006314), (3, 6670876), (4, 5003157), (6, 3335438), (12, 1667719), (71, 281868), (83, 241116), (142, 140934), (166, 120558), (213, 93956), (249, 80372), (283, 70716), (284, 70467), (332, 60279), (426, 46978), (498, 40186), (566, 35358), (849, 23572), (852, 23489), (996, 20093), (1132, 17679), (1698, 11786), (3396, 5893)]