20225456

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{2417}}^1$

素因数の和:2948

約数の個数: 20

約数和(自身を含む): 39277992

約数和(自身を除く): 19052536

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 2417, 4184, 4834, 8368, 9668, 19336, 38672, 1264091, 2528182, 5056364, 10112728, 20225456]

約数ペア:

[(1, 20225456), (2, 10112728), (4, 5056364), (8, 2528182), (16, 1264091), (523, 38672), (1046, 19336), (2092, 9668), (2417, 8368), (4184, 4834)]