19397547

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{523}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 30327024

約数和(自身を除く): 10929477

約数列:

[1, 3, 9, 13, 39, 117, 317, 523, 951, 1569, 2853, 4121, 4707, 6799, 12363, 20397, 37089, 61191, 165791, 497373, 1492119, 2155283, 6465849, 19397547]

約数ペア:

[(1, 19397547), (3, 6465849), (9, 2155283), (13, 1492119), (39, 497373), (117, 165791), (317, 61191), (523, 37089), (951, 20397), (1569, 12363), (2853, 6799), (4121, 4707)]