18639302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{1489}}^1$

素因数の和:2071

約数の個数: 16

約数和(自身を含む): 30574800

約数和(自身を除く): 11935498

約数列:

[1, 2, 11, 22, 569, 1138, 1489, 2978, 6259, 12518, 16379, 32758, 847241, 1694482, 9319651, 18639302]

約数ペア:

[(1, 18639302), (2, 9319651), (11, 1694482), (22, 847241), (569, 32758), (1138, 16379), (1489, 12518), (2978, 6259)]