20158288

素因数分解:

$2^4\times {\mathrm{709}}^1\times {\mathrm{1777}}^1$

素因数の和:2494

約数の個数: 20

約数和(自身を含む): 39133780

約数和(自身を除く): 18975492

約数列:

[1, 2, 4, 8, 16, 709, 1418, 1777, 2836, 3554, 5672, 7108, 11344, 14216, 28432, 1259893, 2519786, 5039572, 10079144, 20158288]

約数ペア:

[(1, 20158288), (2, 10079144), (4, 5039572), (8, 2519786), (16, 1259893), (709, 28432), (1418, 14216), (1777, 11344), (2836, 7108), (3554, 5672)]