20893274

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{1129}}^1$

素因数の和:1637

約数の個数: 16

約数和(自身を含む): 33086400

約数和(自身を除く): 12193126

約数列:

[1, 2, 19, 38, 487, 974, 1129, 2258, 9253, 18506, 21451, 42902, 549823, 1099646, 10446637, 20893274]

約数ペア:

[(1, 20893274), (2, 10446637), (19, 1099646), (38, 549823), (487, 42902), (974, 21451), (1129, 18506), (2258, 9253)]