20810146

素因数分解:

$2^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{6491}}^1$

素因数の和:6729

約数の個数: 16

約数和(自身を含む): 35835840

約数和(自身を除く): 15025694

約数列:

[1, 2, 7, 14, 229, 458, 1603, 3206, 6491, 12982, 45437, 90874, 1486439, 2972878, 10405073, 20810146]

約数ペア:

[(1, 20810146), (2, 10405073), (7, 2972878), (14, 1486439), (229, 90874), (458, 45437), (1603, 12982), (3206, 6491)]