20996268

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33013}}^1$

素因数の和:33073

約数の個数: 24

約数和(自身を含む): 49917168

約数和(自身を除く): 28920900

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33013, 66026, 99039, 132052, 198078, 396156, 1749689, 3499378, 5249067, 6998756, 10498134, 20996268]

約数ペア:

[(1, 20996268), (2, 10498134), (3, 6998756), (4, 5249067), (6, 3499378), (12, 1749689), (53, 396156), (106, 198078), (159, 132052), (212, 99039), (318, 66026), (636, 33013)]