20593808

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{31393}}^1$

素因数の和:31442

約数の個数: 20

約数和(自身を含む): 40874988

約数和(自身を除く): 20281180

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 31393, 62786, 125572, 251144, 502288, 1287113, 2574226, 5148452, 10296904, 20593808]

約数ペア:

[(1, 20593808), (2, 10296904), (4, 5148452), (8, 2574226), (16, 1287113), (41, 502288), (82, 251144), (164, 125572), (328, 62786), (656, 31393)]