20643324

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{132329}}^1$

素因数の和:132349

約数の個数: 24

約数和(自身を含む): 51873360

約数和(自身を除く): 31230036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 132329, 264658, 396987, 529316, 793974, 1587948, 1720277, 3440554, 5160831, 6881108, 10321662, 20643324]

約数ペア:

[(1, 20643324), (2, 10321662), (3, 6881108), (4, 5160831), (6, 3440554), (12, 1720277), (13, 1587948), (26, 793974), (39, 529316), (52, 396987), (78, 264658), (156, 132329)]