18210284

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{12611}}^1$

素因数の和:12653

約数の個数: 18

約数和(自身を含む): 33636204

約数和(自身を除く): 15425920

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 12611, 25222, 50444, 239609, 479218, 958436, 4552571, 9105142, 18210284]

約数ペア:

[(1, 18210284), (2, 9105142), (4, 4552571), (19, 958436), (38, 479218), (76, 239609), (361, 50444), (722, 25222), (1444, 12611)]