20778742078

素因数分解:

$2^1\times {\mathrm{449}}^1\times {\mathrm{613}}^1\times {\mathrm{37747}}^1$

素因数の和:38811

約数の個数: 16

約数和(自身を含む): 31289317200

約数和(自身を除く): 10510575122

約数列:

[1, 2, 449, 613, 898, 1226, 37747, 75494, 275237, 550474, 16948403, 23138911, 33896806, 46277822, 10389371039, 20778742078]

約数ペア:

[(1, 20778742078), (2, 10389371039), (449, 46277822), (613, 33896806), (898, 23138911), (1226, 16948403), (37747, 550474), (75494, 275237)]