18780046

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1\times {\mathrm{311}}^1$

素因数の和:699

約数の個数: 16

約数和(自身を含む): 28622880

約数和(自身を除く): 9842834

約数列:

[1, 2, 109, 218, 277, 311, 554, 622, 30193, 33899, 60386, 67798, 86147, 172294, 9390023, 18780046]

約数ペア:

[(1, 18780046), (2, 9390023), (109, 172294), (218, 86147), (277, 67798), (311, 60386), (554, 33899), (622, 30193)]