18381935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 26514432

約数和(自身を除く): 8132497

約数列:

[1, 5, 11, 13, 47, 55, 65, 143, 235, 517, 547, 611, 715, 2585, 2735, 3055, 6017, 6721, 7111, 25709, 30085, 33605, 35555, 78221, 128545, 282799, 334217, 391105, 1413995, 1671085, 3676387, 18381935]

約数ペア:

[(1, 18381935), (5, 3676387), (11, 1671085), (13, 1413995), (47, 391105), (55, 334217), (65, 282799), (143, 128545), (235, 78221), (517, 35555), (547, 33605), (611, 30085), (715, 25709), (2585, 7111), (2735, 6721), (3055, 6017)]