18278767

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 20760768

約数和(自身を除く): 2482001

約数列:

[1, 13, 23, 113, 299, 541, 1469, 2599, 7033, 12443, 33787, 61133, 161759, 794729, 1406059, 18278767]

約数ペア:

[(1, 18278767), (13, 1406059), (23, 794729), (113, 161759), (299, 61133), (541, 33787), (1469, 12443), (2599, 7033)]