51372016

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{78311}}^1$

素因数の和:78360

約数の個数: 20

約数和(自身を含む): 101962224

約数和(自身を除く): 50590208

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 78311, 156622, 313244, 626488, 1252976, 3210751, 6421502, 12843004, 25686008, 51372016]

約数ペア:

[(1, 51372016), (2, 25686008), (4, 12843004), (8, 6421502), (16, 3210751), (41, 1252976), (82, 626488), (164, 313244), (328, 156622), (656, 78311)]