20201471991

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{47757617}}^1$

素因数の和:47757670

約数の個数: 12

約数和(自身を含む): 29800753632

約数和(自身を除く): 9599281641

約数列:

[1, 3, 9, 47, 141, 423, 47757617, 143272851, 429818553, 2244607999, 6733823997, 20201471991]

約数ペア:

[(1, 20201471991), (3, 6733823997), (9, 2244607999), (47, 429818553), (141, 143272851), (423, 47757617)]