19078945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4273}}^1$

素因数の和:4344

約数の個数: 16

約数和(自身を含む): 24618240

約数和(自身を除く): 5539295

約数列:

[1, 5, 19, 47, 95, 235, 893, 4273, 4465, 21365, 81187, 200831, 405935, 1004155, 3815789, 19078945]

約数ペア:

[(1, 19078945), (5, 3815789), (19, 1004155), (47, 405935), (95, 200831), (235, 81187), (893, 21365), (4273, 4465)]