15684728

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{5431}}^1$

素因数の和:5475

約数の個数: 24

約数和(自身を含む): 31043880

約数和(自身を除く): 15359152

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 5431, 10862, 21724, 43448, 103189, 206378, 412756, 825512, 1960591, 3921182, 7842364, 15684728]

約数ペア:

[(1, 15684728), (2, 7842364), (4, 3921182), (8, 1960591), (19, 825512), (38, 412756), (76, 206378), (152, 103189), (361, 43448), (722, 21724), (1444, 10862), (2888, 5431)]