20346087237

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56991841}}^1$

素因数の和:56991868

約数の個数: 16

約数和(自身を含む): 32827300992

約数和(自身を除く): 12481213755

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56991841, 170975523, 398942887, 968861297, 1196828661, 2906583891, 6782029079, 20346087237]

約数ペア:

[(1, 20346087237), (3, 6782029079), (7, 2906583891), (17, 1196828661), (21, 968861297), (51, 398942887), (119, 170975523), (357, 56991841)]