20912184

素因数分解:

$2^3\times 3^2\times {\mathrm{290447}}^1$

素因数の和:290459

約数の個数: 24

約数和(自身を含む): 56637360

約数和(自身を除く): 35725176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 290447, 580894, 871341, 1161788, 1742682, 2323576, 2614023, 3485364, 5228046, 6970728, 10456092, 20912184]

約数ペア:

[(1, 20912184), (2, 10456092), (3, 6970728), (4, 5228046), (6, 3485364), (8, 2614023), (9, 2323576), (12, 1742682), (18, 1161788), (24, 871341), (36, 580894), (72, 290447)]