20485454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17569}}^1$

素因数の和:17635

約数の個数: 16

約数和(自身を含む): 34156080

約数和(自身を除く): 13670626

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 17569, 35138, 193259, 386518, 931157, 1862314, 10242727, 20485454]

約数ペア:

[(1, 20485454), (2, 10242727), (11, 1862314), (22, 931157), (53, 386518), (106, 193259), (583, 35138), (1166, 17569)]