18669788

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 33297264

約数和(自身を除く): 14627476

約数列:

[1, 2, 4, 107, 181, 214, 241, 362, 428, 482, 724, 964, 19367, 25787, 38734, 43621, 51574, 77468, 87242, 103148, 174484, 4667447, 9334894, 18669788]

約数ペア:

[(1, 18669788), (2, 9334894), (4, 4667447), (107, 174484), (181, 103148), (214, 87242), (241, 77468), (362, 51574), (428, 43621), (482, 38734), (724, 25787), (964, 19367)]