20910434

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1697}}^1$

素因数の和:1861

約数の個数: 16

約数和(自身を含む): 32214456

約数和(自身を除く): 11304022

約数列:

[1, 2, 61, 101, 122, 202, 1697, 3394, 6161, 12322, 103517, 171397, 207034, 342794, 10455217, 20910434]

約数ペア:

[(1, 20910434), (2, 10455217), (61, 342794), (101, 207034), (122, 171397), (202, 103517), (1697, 12322), (3394, 6161)]