20687766

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{677}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 45301248

約数和(自身を除く): 24613482

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 463, 677, 926, 1354, 1389, 2031, 2778, 4062, 5093, 7447, 10186, 14894, 15279, 22341, 30558, 44682, 313451, 626902, 940353, 1880706, 3447961, 6895922, 10343883, 20687766]

約数ペア:

[(1, 20687766), (2, 10343883), (3, 6895922), (6, 3447961), (11, 1880706), (22, 940353), (33, 626902), (66, 313451), (463, 44682), (677, 30558), (926, 22341), (1354, 15279), (1389, 14894), (2031, 10186), (2778, 7447), (4062, 5093)]