20108886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{701}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 46096128

約数和(自身を除く): 25987242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 683, 701, 1366, 1402, 2049, 2103, 4098, 4206, 4781, 4907, 9562, 9814, 14343, 14721, 28686, 29442, 478783, 957566, 1436349, 2872698, 3351481, 6702962, 10054443, 20108886]

約数ペア:

[(1, 20108886), (2, 10054443), (3, 6702962), (6, 3351481), (7, 2872698), (14, 1436349), (21, 957566), (42, 478783), (683, 29442), (701, 28686), (1366, 14721), (1402, 14343), (2049, 9814), (2103, 9562), (4098, 4907), (4206, 4781)]