18968979458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1279}}^1\times {\mathrm{3989}}^1$

素因数の和:5307

約数の個数: 48

約数和(自身を含む): 33646233600

約数和(自身を除く): 14677254142

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1279, 1859, 2558, 3718, 3989, 7978, 14069, 16627, 28138, 33254, 43879, 51857, 87758, 103714, 182897, 216151, 365794, 432302, 570427, 674141, 1140854, 1348282, 2377661, 4755322, 5101931, 7415551, 10203862, 14831102, 56121241, 66325103, 112242482, 132650206, 729576133, 862226339, 1459152266, 1724452678, 9484489729, 18968979458]

約数ペア:

[(1, 18968979458), (2, 9484489729), (11, 1724452678), (13, 1459152266), (22, 862226339), (26, 729576133), (143, 132650206), (169, 112242482), (286, 66325103), (338, 56121241), (1279, 14831102), (1859, 10203862), (2558, 7415551), (3718, 5101931), (3989, 4755322), (7978, 2377661), (14069, 1348282), (16627, 1140854), (28138, 674141), (33254, 570427), (43879, 432302), (51857, 365794), (87758, 216151), (103714, 182897)]