20680112

素因数分解:

$2^4\times {\mathrm{709}}^1\times {\mathrm{1823}}^1$

素因数の和:2540

約数の個数: 20

約数和(自身を含む): 40146240

約数和(自身を除く): 19466128

約数列:

[1, 2, 4, 8, 16, 709, 1418, 1823, 2836, 3646, 5672, 7292, 11344, 14584, 29168, 1292507, 2585014, 5170028, 10340056, 20680112]

約数ペア:

[(1, 20680112), (2, 10340056), (4, 5170028), (8, 2585014), (16, 1292507), (709, 29168), (1418, 14584), (1823, 11344), (2836, 7292), (3646, 5672)]