81733972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{1627}}^1$

素因数の和:2311

約数の個数: 24

約数和(自身を含む): 150883040

約数和(自身を除く): 69149068

約数列:

[1, 2, 4, 19, 38, 76, 661, 1322, 1627, 2644, 3254, 6508, 12559, 25118, 30913, 50236, 61826, 123652, 1075447, 2150894, 4301788, 20433493, 40866986, 81733972]

約数ペア:

[(1, 81733972), (2, 40866986), (4, 20433493), (19, 4301788), (38, 2150894), (76, 1075447), (661, 123652), (1322, 61826), (1627, 50236), (2644, 30913), (3254, 25118), (6508, 12559)]