18378216

素因数分解:

$2^3\times 3^2\times {\mathrm{255253}}^1$

素因数の和:255265

約数の個数: 24

約数和(自身を含む): 49774530

約数和(自身を除く): 31396314

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 255253, 510506, 765759, 1021012, 1531518, 2042024, 2297277, 3063036, 4594554, 6126072, 9189108, 18378216]

約数ペア:

[(1, 18378216), (2, 9189108), (3, 6126072), (4, 4594554), (6, 3063036), (8, 2297277), (9, 2042024), (12, 1531518), (18, 1021012), (24, 765759), (36, 510506), (72, 255253)]