20168457989

素因数分解:

${\mathrm{31}}^2\times {\mathrm{59}}^2\times {\mathrm{6029}}^1$

素因数の和:6209

約数の個数: 18

約数和(自身を含む): 21202764390

約数和(自身を除く): 1034306401

約数列:

[1, 31, 59, 961, 1829, 3481, 6029, 56699, 107911, 186899, 355711, 3345241, 5793869, 11027041, 20986949, 341838271, 650595419, 20168457989]

約数ペア:

[(1, 20168457989), (31, 650595419), (59, 341838271), (961, 20986949), (1829, 11027041), (3481, 5793869), (6029, 3345241), (56699, 355711), (107911, 186899)]