18586438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31081}}^1$

素因数の和:31119

約数の個数: 16

約数和(自身を含む): 31330656

約数和(自身を除く): 12744218

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 31081, 62162, 404053, 714863, 808106, 1429726, 9293219, 18586438]

約数ペア:

[(1, 18586438), (2, 9293219), (13, 1429726), (23, 808106), (26, 714863), (46, 404053), (299, 62162), (598, 31081)]