20128674

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{25609}}^1$

素因数の和:25745

約数の個数: 16

約数和(自身を含む): 40566240

約数和(自身を除く): 20437566

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 25609, 51218, 76827, 153654, 3354779, 6709558, 10064337, 20128674]

約数ペア:

[(1, 20128674), (2, 10064337), (3, 6709558), (6, 3354779), (131, 153654), (262, 76827), (393, 51218), (786, 25609)]