201840656

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{12653}}^1$

素因数の和:13658

約数の個数: 20

約数和(自身を含む): 391489452

約数和(自身を除く): 189648796

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 7976, 12653, 15952, 25306, 50612, 101224, 202448, 12615041, 25230082, 50460164, 100920328, 201840656]

約数ペア:

[(1, 201840656), (2, 100920328), (4, 50460164), (8, 25230082), (16, 12615041), (997, 202448), (1994, 101224), (3988, 50612), (7976, 25306), (12653, 15952)]