18808898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1327}}^1$

素因数の和:1721

約数の個数: 16

約数和(自身を含む): 29800320

約数和(自身を除く): 10991422

約数列:

[1, 2, 19, 38, 373, 746, 1327, 2654, 7087, 14174, 25213, 50426, 494971, 989942, 9404449, 18808898]

約数ペア:

[(1, 18808898), (2, 9404449), (19, 989942), (38, 494971), (373, 50426), (746, 25213), (1327, 14174), (2654, 7087)]