51809654

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{907}}^1$

素因数の和:961

約数の個数: 20

約数和(自身を含む): 84283284

約数和(自身を除く): 32473630

約数列:

[1, 2, 13, 26, 169, 338, 907, 1814, 2197, 4394, 11791, 23582, 28561, 57122, 153283, 306566, 1992679, 3985358, 25904827, 51809654]

約数ペア:

[(1, 51809654), (2, 25904827), (13, 3985358), (26, 1992679), (169, 306566), (338, 153283), (907, 57122), (1814, 28561), (2197, 23582), (4394, 11791)]