18045643

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1789}}^1$

素因数の和:1938

約数の個数: 16

約数和(自身を含む): 22682880

約数和(自身を除く): 4637237

約数列:

[1, 7, 11, 77, 131, 917, 1441, 1789, 10087, 12523, 19679, 137753, 234359, 1640513, 2577949, 18045643]

約数ペア:

[(1, 18045643), (7, 2577949), (11, 1640513), (77, 234359), (131, 137753), (917, 19679), (1441, 12523), (1789, 10087)]