20284548

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12161}}^1$

素因数の和:12307

約数の個数: 24

約数和(自身を含む): 47675040

約数和(自身を除く): 27390492

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12161, 24322, 36483, 48644, 72966, 145932, 1690379, 3380758, 5071137, 6761516, 10142274, 20284548]

約数ペア:

[(1, 20284548), (2, 10142274), (3, 6761516), (4, 5071137), (6, 3380758), (12, 1690379), (139, 145932), (278, 72966), (417, 48644), (556, 36483), (834, 24322), (1668, 12161)]