19928296

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{60757}}^1$

素因数の和:60804

約数の個数: 16

約数和(自身を含む): 38277540

約数和(自身を除く): 18349244

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 60757, 121514, 243028, 486056, 2491037, 4982074, 9964148, 19928296]

約数ペア:

[(1, 19928296), (2, 9964148), (4, 4982074), (8, 2491037), (41, 486056), (82, 243028), (164, 121514), (328, 60757)]