18729150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11351}}^1$

素因数の和:11377

約数の個数: 48

約数和(自身を含む): 50675328

約数和(自身を除く): 31946178

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 11351, 22702, 34053, 56755, 68106, 113510, 124861, 170265, 249722, 283775, 340530, 374583, 567550, 624305, 749166, 851325, 1248610, 1702650, 1872915, 3121525, 3745830, 6243050, 9364575, 18729150]

約数ペア:

[(1, 18729150), (2, 9364575), (3, 6243050), (5, 3745830), (6, 3121525), (10, 1872915), (11, 1702650), (15, 1248610), (22, 851325), (25, 749166), (30, 624305), (33, 567550), (50, 374583), (55, 340530), (66, 283775), (75, 249722), (110, 170265), (150, 124861), (165, 113510), (275, 68106), (330, 56755), (550, 34053), (825, 22702), (1650, 11351)]