205002008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{826621}}^1$

素因数の和:826658

約数の個数: 16

約数和(自身を含む): 396778560

約数和(自身を除く): 191776552

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 826621, 1653242, 3306484, 6612968, 25625251, 51250502, 102501004, 205002008]

約数ペア:

[(1, 205002008), (2, 102501004), (4, 51250502), (8, 25625251), (31, 6612968), (62, 3306484), (124, 1653242), (248, 826621)]