19212842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23603}}^1$

素因数の和:23653

約数の個数: 16

約数和(自身を含む): 32290272

約数和(自身を除く): 13077430

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 23603, 47206, 259633, 519266, 873311, 1746622, 9606421, 19212842]

約数ペア:

[(1, 19212842), (2, 9606421), (11, 1746622), (22, 873311), (37, 519266), (74, 259633), (407, 47206), (814, 23603)]