20256474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1571}}^1$

素因数の和:1890

約数の個数: 32

約数和(自身を含む): 46480896

約数和(自身を除く): 26224422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 307, 614, 921, 1571, 1842, 2149, 3142, 4298, 4713, 6447, 9426, 10997, 12894, 21994, 32991, 65982, 482297, 964594, 1446891, 2893782, 3376079, 6752158, 10128237, 20256474]

約数ペア:

[(1, 20256474), (2, 10128237), (3, 6752158), (6, 3376079), (7, 2893782), (14, 1446891), (21, 964594), (42, 482297), (307, 65982), (614, 32991), (921, 21994), (1571, 12894), (1842, 10997), (2149, 9426), (3142, 6447), (4298, 4713)]