20008476

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{5099}}^1$

素因数の和:5218

約数の個数: 36

約数和(自身を含む): 51051000

約数和(自身を除く): 31042524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 5099, 10198, 15297, 20396, 30594, 45891, 61188, 91782, 183564, 555791, 1111582, 1667373, 2223164, 3334746, 5002119, 6669492, 10004238, 20008476]

約数ペア:

[(1, 20008476), (2, 10004238), (3, 6669492), (4, 5002119), (6, 3334746), (9, 2223164), (12, 1667373), (18, 1111582), (36, 555791), (109, 183564), (218, 91782), (327, 61188), (436, 45891), (654, 30594), (981, 20396), (1308, 15297), (1962, 10198), (3924, 5099)]