20616398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{8293}}^1$

素因数の和:8419

約数の個数: 16

約数和(自身を含む): 34038576

約数和(自身を除く): 13422178

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 8293, 16586, 91223, 182446, 937109, 1874218, 10308199, 20616398]

約数ペア:

[(1, 20616398), (2, 10308199), (11, 1874218), (22, 937109), (113, 182446), (226, 91223), (1243, 16586), (2486, 8293)]