20628091

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 23846400

約数和(自身を除く): 3218309

約数列:

[1, 11, 19, 209, 229, 431, 2519, 4351, 4741, 8189, 47861, 90079, 98699, 1085689, 1875281, 20628091]

約数ペア:

[(1, 20628091), (11, 1875281), (19, 1085689), (209, 98699), (229, 90079), (431, 47861), (2519, 8189), (4351, 4741)]