18814574

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3581}}^1$

素因数の和:3691

約数の個数: 16

約数和(自身を含む): 29401056

約数和(自身を除く): 10586482

約数列:

[1, 2, 37, 71, 74, 142, 2627, 3581, 5254, 7162, 132497, 254251, 264994, 508502, 9407287, 18814574]

約数ペア:

[(1, 18814574), (2, 9407287), (37, 508502), (71, 264994), (74, 254251), (142, 132497), (2627, 7162), (3581, 5254)]