220173866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{28351}}^1$

素因数の和:28717

約数の個数: 16

約数和(自身を含む): 361317888

約数和(自身を除く): 141144022

約数列:

[1, 2, 11, 22, 353, 706, 3883, 7766, 28351, 56702, 311861, 623722, 10007903, 20015806, 110086933, 220173866]

約数ペア:

[(1, 220173866), (2, 110086933), (11, 20015806), (22, 10007903), (353, 623722), (706, 311861), (3883, 56702), (7766, 28351)]