19697293

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8821}}^1$

素因数の和:8868

約数の個数: 16

約数和(自身を含む): 25407360

約数和(自身を除く): 5710067

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 8821, 61747, 97031, 255809, 679217, 1790663, 2813899, 19697293]

約数ペア:

[(1, 19697293), (7, 2813899), (11, 1790663), (29, 679217), (77, 255809), (203, 97031), (319, 61747), (2233, 8821)]