18438794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1721}}^1$

素因数の和:2221

約数の個数: 16

約数和(自身を含む): 30252096

約数和(自身を除く): 11813302

約数列:

[1, 2, 11, 22, 487, 974, 1721, 3442, 5357, 10714, 18931, 37862, 838127, 1676254, 9219397, 18438794]

約数ペア:

[(1, 18438794), (2, 9219397), (11, 1676254), (22, 838127), (487, 37862), (974, 18931), (1721, 10714), (3442, 5357)]