18320078

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{19531}}^1$

素因数の和:19607

約数の個数: 16

約数和(自身を含む): 31876224

約数和(自身を除く): 13556146

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 19531, 39062, 136717, 273434, 1308577, 2617154, 9160039, 18320078]

約数ペア:

[(1, 18320078), (2, 9160039), (7, 2617154), (14, 1308577), (67, 273434), (134, 136717), (469, 39062), (938, 19531)]