18440894

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9323}}^1$

素因数の和:9391

約数の個数: 16

約数和(自身を含む): 29538432

約数和(自身を除く): 11097538

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 9323, 18646, 214429, 400889, 428858, 801778, 9220447, 18440894]

約数ペア:

[(1, 18440894), (2, 9220447), (23, 801778), (43, 428858), (46, 400889), (86, 214429), (989, 18646), (1978, 9323)]