20010067

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1721}}^1$

素因数の和:1890

約数の個数: 16

約数和(自身を含む): 25127424

約数和(自身を除く): 5117357

約数列:

[1, 7, 11, 77, 151, 1057, 1661, 1721, 11627, 12047, 18931, 132517, 259871, 1819097, 2858581, 20010067]

約数ペア:

[(1, 20010067), (7, 2858581), (11, 1819097), (77, 259871), (151, 132517), (1057, 18931), (1661, 12047), (1721, 11627)]