18982456918

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{3271}}^1\times {\mathrm{28729}}^1$

素因数の和:32103

約数の個数: 16

約数和(自身を含む): 28765395360

約数和(自身を除く): 9782938442

約数列:

[1, 2, 101, 202, 3271, 6542, 28729, 57458, 330371, 660742, 2901629, 5803258, 93972559, 187945118, 9491228459, 18982456918]

約数ペア:

[(1, 18982456918), (2, 9491228459), (101, 187945118), (202, 93972559), (3271, 5803258), (6542, 2901629), (28729, 660742), (57458, 330371)]