18798989

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 21911040

約数和(自身を除く): 3112051

約数列:

[1, 11, 29, 31, 319, 341, 899, 1901, 9889, 20911, 55129, 58931, 606419, 648241, 1708999, 18798989]

約数ペア:

[(1, 18798989), (11, 1708999), (29, 648241), (31, 606419), (319, 58931), (341, 55129), (899, 20911), (1901, 9889)]