20158722

素因数分解:

$2^1\times 3^2\times {\mathrm{877}}^1\times {\mathrm{1277}}^1$

素因数の和:2162

約数の個数: 24

約数和(自身を含む): 43761276

約数和(自身を除く): 23602554

約数列:

[1, 2, 3, 6, 9, 18, 877, 1277, 1754, 2554, 2631, 3831, 5262, 7662, 7893, 11493, 15786, 22986, 1119929, 2239858, 3359787, 6719574, 10079361, 20158722]

約数ペア:

[(1, 20158722), (2, 10079361), (3, 6719574), (6, 3359787), (9, 2239858), (18, 1119929), (877, 22986), (1277, 15786), (1754, 11493), (2554, 7893), (2631, 7662), (3831, 5262)]