19495526

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2135

約数の個数: 16

約数和(自身を含む): 30101424

約数和(自身を除く): 10605898

約数列:

[1, 2, 67, 73, 134, 146, 1993, 3986, 4891, 9782, 133531, 145489, 267062, 290978, 9747763, 19495526]

約数ペア:

[(1, 19495526), (2, 9747763), (67, 290978), (73, 267062), (134, 145489), (146, 133531), (1993, 9782), (3986, 4891)]