20968932561

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{12763}}^1\times {\mathrm{10333}}^1$

素因数の和:23152

約数の個数: 16

約数和(自身を含む): 28491086016

約数和(自身を除く): 7522153455

約数列:

[1, 3, 53, 159, 10333, 12763, 30999, 38289, 547649, 676439, 1642947, 2029317, 131880079, 395640237, 6989644187, 20968932561]

約数ペア:

[(1, 20968932561), (3, 6989644187), (53, 395640237), (159, 131880079), (10333, 2029317), (12763, 1642947), (30999, 676439), (38289, 547649)]