18173659828

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{2477}}^1\times {\mathrm{5081}}^1$

素因数の和:7600

約数の個数: 36

約数和(自身を含む): 33586053732

約数和(自身を除く): 15412393904

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 2477, 4954, 5081, 9908, 10162, 20324, 47063, 94126, 96539, 188252, 193078, 386156, 894197, 1788394, 1834241, 3576788, 3668482, 7336964, 12585637, 25171274, 50342548, 239127103, 478254206, 956508412, 4543414957, 9086829914, 18173659828]

約数ペア:

[(1, 18173659828), (2, 9086829914), (4, 4543414957), (19, 956508412), (38, 478254206), (76, 239127103), (361, 50342548), (722, 25171274), (1444, 12585637), (2477, 7336964), (4954, 3668482), (5081, 3576788), (9908, 1834241), (10162, 1788394), (20324, 894197), (47063, 386156), (94126, 193078), (96539, 188252)]