18820728

素因数分解:

$2^3\times 3^3\times {\mathrm{87133}}^1$

素因数の和:87148

約数の個数: 32

約数和(自身を含む): 52280400

約数和(自身を除く): 33459672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 87133, 174266, 261399, 348532, 522798, 697064, 784197, 1045596, 1568394, 2091192, 2352591, 3136788, 4705182, 6273576, 9410364, 18820728]

約数ペア:

[(1, 18820728), (2, 9410364), (3, 6273576), (4, 4705182), (6, 3136788), (8, 2352591), (9, 2091192), (12, 1568394), (18, 1045596), (24, 784197), (27, 697064), (36, 522798), (54, 348532), (72, 261399), (108, 174266), (216, 87133)]