20857932

素因数分解:

$2^2\times 3^3\times {\mathrm{151}}^1\times {\mathrm{1279}}^1$

素因数の和:1443

約数の個数: 48

約数和(自身を含む): 54476800

約数和(自身を除く): 33618868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 151, 302, 453, 604, 906, 1279, 1359, 1812, 2558, 2718, 3837, 4077, 5116, 5436, 7674, 8154, 11511, 15348, 16308, 23022, 34533, 46044, 69066, 138132, 193129, 386258, 579387, 772516, 1158774, 1738161, 2317548, 3476322, 5214483, 6952644, 10428966, 20857932]

約数ペア:

[(1, 20857932), (2, 10428966), (3, 6952644), (4, 5214483), (6, 3476322), (9, 2317548), (12, 1738161), (18, 1158774), (27, 772516), (36, 579387), (54, 386258), (108, 193129), (151, 138132), (302, 69066), (453, 46044), (604, 34533), (906, 23022), (1279, 16308), (1359, 15348), (1812, 11511), (2558, 8154), (2718, 7674), (3837, 5436), (4077, 5116)]