19759817

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8849}}^1$

素因数の和:8896

約数の個数: 16

約数和(自身を含む): 25488000

約数和(自身を除く): 5728183

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 8849, 61943, 97339, 256621, 681373, 1796347, 2822831, 19759817]

約数ペア:

[(1, 19759817), (7, 2822831), (11, 1796347), (29, 681373), (77, 256621), (203, 97339), (319, 61943), (2233, 8849)]