20101268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14737}}^1$

素因数の和:14783

約数の個数: 24

約数和(自身を含む): 39615744

約数和(自身を除く): 19514476

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 14737, 29474, 58948, 162107, 324214, 456847, 648428, 913694, 1827388, 5025317, 10050634, 20101268]

約数ペア:

[(1, 20101268), (2, 10050634), (4, 5025317), (11, 1827388), (22, 913694), (31, 648428), (44, 456847), (62, 324214), (124, 162107), (341, 58948), (682, 29474), (1364, 14737)]