20868290495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7830503}}^1$

素因数の和:7830562

約数の個数: 16

約数和(自身を含む): 27626018112

約数和(自身を除く): 6757727617

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7830503, 39152515, 101796539, 321050623, 508982695, 1605253115, 4173658099, 20868290495]

約数ペア:

[(1, 20868290495), (5, 4173658099), (13, 1605253115), (41, 508982695), (65, 321050623), (205, 101796539), (533, 39152515), (2665, 7830503)]