30987708

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{135911}}^1$

素因数の和:135937

約数の個数: 24

約数和(自身を含む): 76110720

約数和(自身を除く): 45123012

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 135911, 271822, 407733, 543644, 815466, 1630932, 2582309, 5164618, 7746927, 10329236, 15493854, 30987708]

約数ペア:

[(1, 30987708), (2, 15493854), (3, 10329236), (4, 7746927), (6, 5164618), (12, 2582309), (19, 1630932), (38, 815466), (57, 543644), (76, 407733), (114, 271822), (228, 135911)]