172647536

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{27739}}^1$

素因数の和:28136

約数の個数: 20

約数和(自身を含む): 335376600

約数和(自身を除く): 162729064

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 27739, 55478, 110956, 221912, 443824, 10790471, 21580942, 43161884, 86323768, 172647536]

約数ペア:

[(1, 172647536), (2, 86323768), (4, 43161884), (8, 21580942), (16, 10790471), (389, 443824), (778, 221912), (1556, 110956), (3112, 55478), (6224, 27739)]