13018990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68521}}^1$

素因数の和:68547

約数の個数: 16

約数和(自身を含む): 24667920

約数和(自身を除く): 11648930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 68521, 137042, 342605, 685210, 1301899, 2603798, 6509495, 13018990]

約数ペア:

[(1, 13018990), (2, 6509495), (5, 2603798), (10, 1301899), (19, 685210), (38, 342605), (95, 137042), (190, 68521)]