18020432

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{8221}}^1$

素因数の和:8366

約数の個数: 20

約数和(自身を含む): 35173716

約数和(自身を除く): 17153284

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 8221, 16442, 32884, 65768, 131536, 1126277, 2252554, 4505108, 9010216, 18020432]

約数ペア:

[(1, 18020432), (2, 9010216), (4, 4505108), (8, 2252554), (16, 1126277), (137, 131536), (274, 65768), (548, 32884), (1096, 16442), (2192, 8221)]