20049872890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48902129}}^1$

素因数の和:48902177

約数の個数: 16

約数和(自身を含む): 36970010280

約数和(自身を除く): 16920137390

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 48902129, 97804258, 244510645, 489021290, 2004987289, 4009974578, 10024936445, 20049872890]

約数ペア:

[(1, 20049872890), (2, 10024936445), (5, 4009974578), (10, 2004987289), (41, 489021290), (82, 244510645), (205, 97804258), (410, 48902129)]