20759685

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3167}}^1$

素因数の和:3217

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 15735675

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 3167, 6555, 9501, 15835, 47505, 60173, 72841, 180519, 218523, 300865, 364205, 902595, 1092615, 1383979, 4151937, 6919895, 20759685]

約数ペア:

[(1, 20759685), (3, 6919895), (5, 4151937), (15, 1383979), (19, 1092615), (23, 902595), (57, 364205), (69, 300865), (95, 218523), (115, 180519), (285, 72841), (345, 60173), (437, 47505), (1311, 15835), (2185, 9501), (3167, 6555)]