20037742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12263}}^1$

素因数の和:12327

約数の個数: 16

約数和(自身を含む): 32376960

約数和(自身を除く): 12339218

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12263, 24526, 232997, 465994, 527309, 1054618, 10018871, 20037742]

約数ペア:

[(1, 20037742), (2, 10018871), (19, 1054618), (38, 527309), (43, 465994), (86, 232997), (817, 24526), (1634, 12263)]