20021196

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128341}}^1$

素因数の和:128361

約数の個数: 24

約数和(自身を含む): 50310064

約数和(自身を除く): 30288868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 128341, 256682, 385023, 513364, 770046, 1540092, 1668433, 3336866, 5005299, 6673732, 10010598, 20021196]

約数ペア:

[(1, 20021196), (2, 10010598), (3, 6673732), (4, 5005299), (6, 3336866), (12, 1668433), (13, 1540092), (26, 770046), (39, 513364), (52, 385023), (78, 256682), (156, 128341)]