18844670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8527}}^1$

素因数の和:8564

約数の個数: 32

約数和(自身を含む): 38683008

約数和(自身を除く): 19838338

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8527, 17054, 42635, 85270, 110851, 144959, 221702, 289918, 554255, 724795, 1108510, 1449590, 1884467, 3768934, 9422335, 18844670]

約数ペア:

[(1, 18844670), (2, 9422335), (5, 3768934), (10, 1884467), (13, 1449590), (17, 1108510), (26, 724795), (34, 554255), (65, 289918), (85, 221702), (130, 144959), (170, 110851), (221, 85270), (442, 42635), (1105, 17054), (2210, 8527)]