20669494

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{569}}^1$

素因数の和:1055

約数の個数: 16

約数和(自身を含む): 31888080

約数和(自身を除く): 11218586

約数列:

[1, 2, 41, 82, 443, 569, 886, 1138, 18163, 23329, 36326, 46658, 252067, 504134, 10334747, 20669494]

約数ペア:

[(1, 20669494), (2, 10334747), (41, 504134), (82, 252067), (443, 46658), (569, 36326), (886, 23329), (1138, 18163)]