18663902

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{2687}}^1$

素因数の和:2863

約数の個数: 16

約数和(自身を含む): 29417472

約数和(自身を除く): 10753570

約数列:

[1, 2, 23, 46, 151, 302, 2687, 3473, 5374, 6946, 61801, 123602, 405737, 811474, 9331951, 18663902]

約数ペア:

[(1, 18663902), (2, 9331951), (23, 811474), (46, 405737), (151, 123602), (302, 61801), (2687, 6946), (3473, 5374)]