19951052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2621}}^1$

素因数の和:2809

約数の個数: 24

約数和(自身を含む): 38323152

約数和(自身を除く): 18372100

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 2621, 3806, 5242, 7612, 10484, 28831, 57662, 115324, 453433, 906866, 1813732, 4987763, 9975526, 19951052]

約数ペア:

[(1, 19951052), (2, 9975526), (4, 4987763), (11, 1813732), (22, 906866), (44, 453433), (173, 115324), (346, 57662), (692, 28831), (1903, 10484), (2621, 7612), (3806, 5242)]