20161686980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53057071}}^1$

素因数の和:53057099

約数の個数: 24

約数和(自身を含む): 44567940480

約数和(自身を除く): 24406253500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53057071, 106114142, 212228284, 265285355, 530570710, 1008084349, 1061141420, 2016168698, 4032337396, 5040421745, 10080843490, 20161686980]

約数ペア:

[(1, 20161686980), (2, 10080843490), (4, 5040421745), (5, 4032337396), (10, 2016168698), (19, 1061141420), (20, 1008084349), (38, 530570710), (76, 265285355), (95, 212228284), (190, 106114142), (380, 53057071)]