18668960

素因数分解:

$2^5\times 5^1\times {\mathrm{116681}}^1$

素因数の和:116696

約数の個数: 24

約数和(自身を含む): 44105796

約数和(自身を除く): 25436836

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 116681, 233362, 466724, 583405, 933448, 1166810, 1866896, 2333620, 3733792, 4667240, 9334480, 18668960]

約数ペア:

[(1, 18668960), (2, 9334480), (4, 4667240), (5, 3733792), (8, 2333620), (10, 1866896), (16, 1166810), (20, 933448), (32, 583405), (40, 466724), (80, 233362), (160, 116681)]