19542446

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1123}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 36903168

約数和(自身を除く): 17360722

約数列:

[1, 2, 7, 11, 14, 22, 77, 113, 154, 226, 791, 1123, 1243, 1582, 2246, 2486, 7861, 8701, 12353, 15722, 17402, 24706, 86471, 126899, 172942, 253798, 888293, 1395889, 1776586, 2791778, 9771223, 19542446]

約数ペア:

[(1, 19542446), (2, 9771223), (7, 2791778), (11, 1776586), (14, 1395889), (22, 888293), (77, 253798), (113, 172942), (154, 126899), (226, 86471), (791, 24706), (1123, 17402), (1243, 15722), (1582, 12353), (2246, 8701), (2486, 7861)]