19013939

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6947}}^1$

素因数の和:6994

約数の個数: 16

約数和(自身を含む): 24012288

約数和(自身を除く): 4998349

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 6947, 48629, 118099, 159781, 826693, 1118467, 2716277, 19013939]

約数ペア:

[(1, 19013939), (7, 2716277), (17, 1118467), (23, 826693), (119, 159781), (161, 118099), (391, 48629), (2737, 6947)]