20996914169

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{963559}}^1$

素因数の和:963860

約数の個数: 16

約数和(自身を含む): 26270499840

約数和(自身を除く): 5273585671

約数列:

[1, 7, 11, 77, 283, 1981, 3113, 21791, 963559, 6744913, 10599149, 74194043, 272687197, 1908810379, 2999559167, 20996914169]

約数ペア:

[(1, 20996914169), (7, 2999559167), (11, 1908810379), (77, 272687197), (283, 74194043), (1981, 10599149), (3113, 6744913), (21791, 963559)]