386996845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{21107}}^1$

素因数の和:21324

約数の個数: 16

約数和(自身を含む): 491394240

約数和(自身を除く): 104397395

約数列:

[1, 5, 19, 95, 193, 965, 3667, 18335, 21107, 105535, 401033, 2005165, 4073651, 20368255, 77399369, 386996845]

約数ペア:

[(1, 386996845), (5, 77399369), (19, 20368255), (95, 4073651), (193, 2005165), (965, 401033), (3667, 105535), (18335, 21107)]