20881567313

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2543}}^1\times {\mathrm{21001}}^1$

素因数の和:23584

約数の個数: 16

約数和(自身を含む): 23081366016

約数和(自身を除く): 2199798703

約数列:

[1, 17, 23, 391, 2543, 21001, 43231, 58489, 357017, 483023, 994313, 8211391, 53405543, 907894231, 1228327489, 20881567313]

約数ペア:

[(1, 20881567313), (17, 1228327489), (23, 907894231), (391, 53405543), (2543, 8211391), (21001, 994313), (43231, 483023), (58489, 357017)]