220121128

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{15607}}^1$

素因数の和:15697

約数の個数: 32

約数和(自身を含む): 432653760

約数和(自身を除く): 212532632

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1763, 3526, 7052, 14104, 15607, 31214, 62428, 124856, 639887, 671101, 1279774, 1342202, 2559548, 2684404, 5119096, 5368808, 27515141, 55030282, 110060564, 220121128]

約数ペア:

[(1, 220121128), (2, 110060564), (4, 55030282), (8, 27515141), (41, 5368808), (43, 5119096), (82, 2684404), (86, 2559548), (164, 1342202), (172, 1279774), (328, 671101), (344, 639887), (1763, 124856), (3526, 62428), (7052, 31214), (14104, 15607)]