20487698

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{769}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 38586240

約数和(自身を除く): 18098542

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 173, 346, 769, 1211, 1538, 1903, 2422, 3806, 5383, 8459, 10766, 13321, 16918, 26642, 59213, 118426, 133037, 266074, 931259, 1463407, 1862518, 2926814, 10243849, 20487698]

約数ペア:

[(1, 20487698), (2, 10243849), (7, 2926814), (11, 1862518), (14, 1463407), (22, 931259), (77, 266074), (154, 133037), (173, 118426), (346, 59213), (769, 26642), (1211, 16918), (1538, 13321), (1903, 10766), (2422, 8459), (3806, 5383)]