18678829

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 21168000

約数和(自身を除く): 2489171

約数列:

[1, 13, 23, 179, 299, 349, 2327, 4117, 4537, 8027, 53521, 62471, 104351, 812123, 1436833, 18678829]

約数ペア:

[(1, 18678829), (13, 1436833), (23, 812123), (179, 104351), (299, 62471), (349, 53521), (2327, 8027), (4117, 4537)]