11197820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18061}}^1$

素因数の和:18101

約数の個数: 24

約数和(自身を含む): 24275328

約数和(自身を除く): 13077508

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 18061, 36122, 72244, 90305, 180610, 361220, 559891, 1119782, 2239564, 2799455, 5598910, 11197820]

約数ペア:

[(1, 11197820), (2, 5598910), (4, 2799455), (5, 2239564), (10, 1119782), (20, 559891), (31, 361220), (62, 180610), (124, 90305), (155, 72244), (310, 36122), (620, 18061)]