20025776

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43159}}^1$

素因数の和:43196

約数の個数: 20

約数和(自身を含む): 40138800

約数和(自身を除く): 20113024

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43159, 86318, 172636, 345272, 690544, 1251611, 2503222, 5006444, 10012888, 20025776]

約数ペア:

[(1, 20025776), (2, 10012888), (4, 5006444), (8, 2503222), (16, 1251611), (29, 690544), (58, 345272), (116, 172636), (232, 86318), (464, 43159)]