20884902007

素因数分解:

${\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{811}}^1\times {\mathrm{3533}}^1$

素因数の和:4578

約数の個数: 16

約数和(自身を含む): 21590930592

約数和(自身を除く): 706028585

約数列:

[1, 37, 197, 811, 3533, 7289, 30007, 130721, 159767, 696001, 2865263, 5911379, 25752037, 106014731, 564456811, 20884902007]

約数ペア:

[(1, 20884902007), (37, 564456811), (197, 106014731), (811, 25752037), (3533, 5911379), (7289, 2865263), (30007, 696001), (130721, 159767)]