20896744

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2861}}^1$

素因数の和:2961

約数の個数: 32

約数和(自身を含む): 43273440

約数和(自身を除く): 22376696

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 166, 332, 664, 913, 1826, 2861, 3652, 5722, 7304, 11444, 22888, 31471, 62942, 125884, 237463, 251768, 474926, 949852, 1899704, 2612093, 5224186, 10448372, 20896744]

約数ペア:

[(1, 20896744), (2, 10448372), (4, 5224186), (8, 2612093), (11, 1899704), (22, 949852), (44, 474926), (83, 251768), (88, 237463), (166, 125884), (332, 62942), (664, 31471), (913, 22888), (1826, 11444), (2861, 7304), (3652, 5722)]