18709764

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67789}}^1$

素因数の和:67819

約数の個数: 24

約数和(自身を含む): 45554880

約数和(自身を除く): 26845116

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 67789, 135578, 203367, 271156, 406734, 813468, 1559147, 3118294, 4677441, 6236588, 9354882, 18709764]

約数ペア:

[(1, 18709764), (2, 9354882), (3, 6236588), (4, 4677441), (6, 3118294), (12, 1559147), (23, 813468), (46, 406734), (69, 271156), (92, 203367), (138, 135578), (276, 67789)]