19047184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91573}}^1$

素因数の和:91594

約数の個数: 20

約数和(自身を含む): 39743116

約数和(自身を除く): 20695932

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91573, 183146, 366292, 732584, 1190449, 1465168, 2380898, 4761796, 9523592, 19047184]

約数ペア:

[(1, 19047184), (2, 9523592), (4, 4761796), (8, 2380898), (13, 1465168), (16, 1190449), (26, 732584), (52, 366292), (104, 183146), (208, 91573)]