20256951

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2053}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 33126912

約数和(自身を除く): 12869961

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 143, 253, 299, 429, 759, 897, 2053, 3289, 6159, 9867, 22583, 26689, 47219, 67749, 80067, 141657, 293579, 519409, 613847, 880737, 1558227, 1841541, 6752317, 20256951]

約数ペア:

[(1, 20256951), (3, 6752317), (11, 1841541), (13, 1558227), (23, 880737), (33, 613847), (39, 519409), (69, 293579), (143, 141657), (253, 80067), (299, 67749), (429, 47219), (759, 26689), (897, 22583), (2053, 9867), (3289, 6159)]