20492824

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3947}}^1$

素因数の和:4023

約数の個数: 32

約数和(自身を含む): 42638400

約数和(自身を除く): 22145576

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 3947, 5192, 7894, 15788, 31576, 43417, 86834, 173668, 232873, 347336, 465746, 931492, 1862984, 2561603, 5123206, 10246412, 20492824]

約数ペア:

[(1, 20492824), (2, 10246412), (4, 5123206), (8, 2561603), (11, 1862984), (22, 931492), (44, 465746), (59, 347336), (88, 232873), (118, 173668), (236, 86834), (472, 43417), (649, 31576), (1298, 15788), (2596, 7894), (3947, 5192)]