20172548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12391}}^1$

素因数の和:12443

約数の個数: 24

約数和(自身を含む): 39555264

約数和(自身を除く): 19382716

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12391, 24782, 49564, 136301, 272602, 458467, 545204, 916934, 1833868, 5043137, 10086274, 20172548]

約数ペア:

[(1, 20172548), (2, 10086274), (4, 5043137), (11, 1833868), (22, 916934), (37, 545204), (44, 458467), (74, 272602), (148, 136301), (407, 49564), (814, 24782), (1628, 12391)]