19998111474

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1905671}}^1$

素因数の和:1905743

約数の個数: 48

約数和(自身を含む): 48160142784

約数和(自身を除く): 28162031310

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 53, 66, 99, 106, 159, 198, 318, 477, 583, 954, 1166, 1749, 3498, 5247, 10494, 1905671, 3811342, 5717013, 11434026, 17151039, 20962381, 34302078, 41924762, 62887143, 101000563, 125774286, 188661429, 202001126, 303001689, 377322858, 606003378, 909005067, 1111006193, 1818010134, 2222012386, 3333018579, 6666037158, 9999055737, 19998111474]

約数ペア:

[(1, 19998111474), (2, 9999055737), (3, 6666037158), (6, 3333018579), (9, 2222012386), (11, 1818010134), (18, 1111006193), (22, 909005067), (33, 606003378), (53, 377322858), (66, 303001689), (99, 202001126), (106, 188661429), (159, 125774286), (198, 101000563), (318, 62887143), (477, 41924762), (583, 34302078), (954, 20962381), (1166, 17151039), (1749, 11434026), (3498, 5717013), (5247, 3811342), (10494, 1905671)]