20890519

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1019}}^1$

素因数の和:1134

約数の個数: 16

約数和(自身を含む): 23990400

約数和(自身を除く): 3099881

約数列:

[1, 13, 19, 83, 247, 1019, 1079, 1577, 13247, 19361, 20501, 84577, 251693, 1099501, 1606963, 20890519]

約数ペア:

[(1, 20890519), (13, 1606963), (19, 1099501), (83, 251693), (247, 84577), (1019, 20501), (1079, 19361), (1577, 13247)]