201812956

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{710609}}^1$

素因数の和:710684

約数の個数: 12

約数和(自身を含む): 358147440

約数和(自身を除く): 156334484

約数列:

[1, 2, 4, 71, 142, 284, 710609, 1421218, 2842436, 50453239, 100906478, 201812956]

約数ペア:

[(1, 201812956), (2, 100906478), (4, 50453239), (71, 2842436), (142, 1421218), (284, 710609)]