18702706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3557}}^1$

素因数の和:3809

約数の個数: 16

約数和(自身を含む): 30741120

約数和(自身を除く): 12038414

約数列:

[1, 2, 11, 22, 239, 478, 2629, 3557, 5258, 7114, 39127, 78254, 850123, 1700246, 9351353, 18702706]

約数ペア:

[(1, 18702706), (2, 9351353), (11, 1700246), (22, 850123), (239, 78254), (478, 39127), (2629, 7114), (3557, 5258)]