20905236

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17597}}^1$

素因数の和:17621

約数の個数: 48

約数和(自身を含む): 59129280

約数和(自身を除く): 38224044

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 17597, 35194, 52791, 70388, 105582, 158373, 193567, 211164, 316746, 387134, 475119, 580701, 633492, 774268, 950238, 1161402, 1742103, 1900476, 2322804, 3484206, 5226309, 6968412, 10452618, 20905236]

約数ペア:

[(1, 20905236), (2, 10452618), (3, 6968412), (4, 5226309), (6, 3484206), (9, 2322804), (11, 1900476), (12, 1742103), (18, 1161402), (22, 950238), (27, 774268), (33, 633492), (36, 580701), (44, 475119), (54, 387134), (66, 316746), (99, 211164), (108, 193567), (132, 158373), (198, 105582), (297, 70388), (396, 52791), (594, 35194), (1188, 17597)]