19539388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{15313}}^1$

素因数の和:15357

約数の個数: 24

約数和(自身を含む): 38591280

約数和(自身を除く): 19051892

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 15313, 30626, 61252, 168443, 336886, 444077, 673772, 888154, 1776308, 4884847, 9769694, 19539388]

約数ペア:

[(1, 19539388), (2, 9769694), (4, 4884847), (11, 1776308), (22, 888154), (29, 673772), (44, 444077), (58, 336886), (116, 168443), (319, 61252), (638, 30626), (1276, 15313)]