20665674

素因数分解:

$2^1\times 3^2\times {\mathrm{449}}^1\times {\mathrm{2557}}^1$

素因数の和:3014

約数の個数: 24

約数和(自身を含む): 44892900

約数和(自身を除く): 24227226

約数列:

[1, 2, 3, 6, 9, 18, 449, 898, 1347, 2557, 2694, 4041, 5114, 7671, 8082, 15342, 23013, 46026, 1148093, 2296186, 3444279, 6888558, 10332837, 20665674]

約数ペア:

[(1, 20665674), (2, 10332837), (3, 6888558), (6, 3444279), (9, 2296186), (18, 1148093), (449, 46026), (898, 23013), (1347, 15342), (2557, 8082), (2694, 7671), (4041, 5114)]