18488668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3023}}^1$

素因数の和:3177

約数の個数: 24

約数和(自身を含む): 35562240

約数和(自身を除く): 17073572

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3023, 3058, 6046, 6116, 12092, 33253, 66506, 133012, 420197, 840394, 1680788, 4622167, 9244334, 18488668]

約数ペア:

[(1, 18488668), (2, 9244334), (4, 4622167), (11, 1680788), (22, 840394), (44, 420197), (139, 133012), (278, 66506), (556, 33253), (1529, 12092), (3023, 6116), (3058, 6046)]