20865086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1187}}^1$

素因数の和:1264

約数の個数: 32

約数和(自身を含む): 36951552

約数和(自身を除く): 16086466

約数列:

[1, 2, 11, 17, 22, 34, 47, 94, 187, 374, 517, 799, 1034, 1187, 1598, 2374, 8789, 13057, 17578, 20179, 26114, 40358, 55789, 111578, 221969, 443938, 613679, 948413, 1227358, 1896826, 10432543, 20865086]

約数ペア:

[(1, 20865086), (2, 10432543), (11, 1896826), (17, 1227358), (22, 948413), (34, 613679), (47, 443938), (94, 221969), (187, 111578), (374, 55789), (517, 40358), (799, 26114), (1034, 20179), (1187, 17578), (1598, 13057), (2374, 8789)]