20512217

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{479}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 23846400

約数和(自身を除く): 3334183

約数列:

[1, 11, 17, 187, 229, 479, 2519, 3893, 5269, 8143, 42823, 89573, 109691, 1206601, 1864747, 20512217]

約数ペア:

[(1, 20512217), (11, 1864747), (17, 1206601), (187, 109691), (229, 89573), (479, 42823), (2519, 8143), (3893, 5269)]