18850678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 35608320

約数和(自身を除く): 16757642

約数列:

[1, 2, 7, 11, 14, 22, 77, 109, 154, 218, 763, 1123, 1199, 1526, 2246, 2398, 7861, 8393, 12353, 15722, 16786, 24706, 86471, 122407, 172942, 244814, 856849, 1346477, 1713698, 2692954, 9425339, 18850678]

約数ペア:

[(1, 18850678), (2, 9425339), (7, 2692954), (11, 1713698), (14, 1346477), (22, 856849), (77, 244814), (109, 172942), (154, 122407), (218, 86471), (763, 24706), (1123, 16786), (1199, 15722), (1526, 12353), (2246, 8393), (2398, 7861)]