19266401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4721}}^1$

素因数の和:4792

約数の個数: 16

約数和(自身を含む): 24478848

約数和(自身を除く): 5212447

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 4721, 33047, 51931, 250213, 363517, 1751491, 2752343, 19266401]

約数ペア:

[(1, 19266401), (7, 2752343), (11, 1751491), (53, 363517), (77, 250213), (371, 51931), (583, 33047), (4081, 4721)]