20171463905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1006309}}^1$

素因数の和:1006544

約数の個数: 16

約数和(自身を含む): 25600526400

約数和(自身を除く): 5429062495

約数列:

[1, 5, 19, 95, 211, 1055, 4009, 20045, 1006309, 5031545, 19119871, 95599355, 212331199, 1061655995, 4034292781, 20171463905]

約数ペア:

[(1, 20171463905), (5, 4034292781), (19, 1061655995), (95, 212331199), (211, 95599355), (1055, 19119871), (4009, 5031545), (20045, 1006309)]