19512097

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:189

約数の個数: 18

約数和(自身を含む): 22213394

約数和(自身を除く): 2701297

約数列:

[1, 11, 47, 73, 121, 517, 803, 2209, 3431, 5687, 8833, 24299, 37741, 161257, 267289, 415151, 1773827, 19512097]

約数ペア:

[(1, 19512097), (11, 1773827), (47, 415151), (73, 267289), (121, 161257), (517, 37741), (803, 24299), (2209, 8833), (3431, 5687)]