638201136

素因数分解:

$2^4\times 3^1\times {\mathrm{13295857}}^1$

素因数の和:13295868

約数の個数: 20

約数和(自身を含む): 1648686392

約数和(自身を除く): 1010485256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13295857, 26591714, 39887571, 53183428, 79775142, 106366856, 159550284, 212733712, 319100568, 638201136]

約数ペア:

[(1, 638201136), (2, 319100568), (3, 212733712), (4, 159550284), (6, 106366856), (8, 79775142), (12, 53183428), (16, 39887571), (24, 26591714), (48, 13295857)]