20176592

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30757}}^1$

素因数の和:30806

約数の個数: 20

約数和(自身を含む): 40046916

約数和(自身を除く): 19870324

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30757, 61514, 123028, 246056, 492112, 1261037, 2522074, 5044148, 10088296, 20176592]

約数ペア:

[(1, 20176592), (2, 10088296), (4, 5044148), (8, 2522074), (16, 1261037), (41, 492112), (82, 246056), (164, 123028), (328, 61514), (656, 30757)]