20538072

素因数分解:

$2^3\times 3^2\times {\mathrm{285251}}^1$

素因数の和:285263

約数の個数: 24

約数和(自身を含む): 55624140

約数和(自身を除く): 35086068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 285251, 570502, 855753, 1141004, 1711506, 2282008, 2567259, 3423012, 5134518, 6846024, 10269036, 20538072]

約数ペア:

[(1, 20538072), (2, 10269036), (3, 6846024), (4, 5134518), (6, 3423012), (8, 2567259), (9, 2282008), (12, 1711506), (18, 1141004), (24, 855753), (36, 570502), (72, 285251)]