19645008

素因数分解:

$2^4\times 3^1\times {\mathrm{409271}}^1$

素因数の和:409282

約数の個数: 20

約数和(自身を含む): 50749728

約数和(自身を除く): 31104720

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409271, 818542, 1227813, 1637084, 2455626, 3274168, 4911252, 6548336, 9822504, 19645008]

約数ペア:

[(1, 19645008), (2, 9822504), (3, 6548336), (4, 4911252), (6, 3274168), (8, 2455626), (12, 1637084), (16, 1227813), (24, 818542), (48, 409271)]