20128842

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{38561}}^1$

素因数の和:38598

約数の個数: 24

約数和(自身を含む): 45117540

約数和(自身を除く): 24988698

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 38561, 77122, 115683, 231366, 347049, 694098, 1118269, 2236538, 3354807, 6709614, 10064421, 20128842]

約数ペア:

[(1, 20128842), (2, 10064421), (3, 6709614), (6, 3354807), (9, 2236538), (18, 1118269), (29, 694098), (58, 347049), (87, 231366), (174, 115683), (261, 77122), (522, 38561)]