20725166

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2281}}^1$

素因数の和:2360

約数の個数: 32

約数和(自身を含む): 39432960

約数和(自身を除く): 18707794

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 154, 413, 649, 826, 1298, 2281, 4543, 4562, 9086, 15967, 25091, 31934, 50182, 134579, 175637, 269158, 351274, 942053, 1480369, 1884106, 2960738, 10362583, 20725166]

約数ペア:

[(1, 20725166), (2, 10362583), (7, 2960738), (11, 1884106), (14, 1480369), (22, 942053), (59, 351274), (77, 269158), (118, 175637), (154, 134579), (413, 50182), (649, 31934), (826, 25091), (1298, 15967), (2281, 9086), (4543, 4562)]