19640246

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{1423}}^1$

素因数の和:1595

約数の個数: 16

約数和(自身を含む): 30211584

約数和(自身を除く): 10571338

約数列:

[1, 2, 67, 103, 134, 206, 1423, 2846, 6901, 13802, 95341, 146569, 190682, 293138, 9820123, 19640246]

約数ペア:

[(1, 19640246), (2, 9820123), (67, 293138), (103, 190682), (134, 146569), (206, 95341), (1423, 13802), (2846, 6901)]