20435536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1733}}^1$

素因数の和:1819

約数の個数: 40

約数和(自身を含む): 43863264

約数和(自身を除く): 23427728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 134, 176, 268, 536, 737, 1072, 1474, 1733, 2948, 3466, 5896, 6932, 11792, 13864, 19063, 27728, 38126, 76252, 116111, 152504, 232222, 305008, 464444, 928888, 1277221, 1857776, 2554442, 5108884, 10217768, 20435536]

約数ペア:

[(1, 20435536), (2, 10217768), (4, 5108884), (8, 2554442), (11, 1857776), (16, 1277221), (22, 928888), (44, 464444), (67, 305008), (88, 232222), (134, 152504), (176, 116111), (268, 76252), (536, 38126), (737, 27728), (1072, 19063), (1474, 13864), (1733, 11792), (2948, 6932), (3466, 5896)]