20762231

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 26334000

約数和(自身を除く): 5571769

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 769, 931, 1421, 3857, 5383, 14611, 22301, 26999, 37681, 102277, 156107, 423719, 715939, 1092749, 2966033, 20762231]

約数ペア:

[(1, 20762231), (7, 2966033), (19, 1092749), (29, 715939), (49, 423719), (133, 156107), (203, 102277), (551, 37681), (769, 26999), (931, 22301), (1421, 14611), (3857, 5383)]