20018196

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{50551}}^1$

素因数の和:50572

約数の個数: 36

約数和(自身を含む): 55202784

約数和(自身を除く): 35184588

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 50551, 101102, 151653, 202204, 303306, 454959, 556061, 606612, 909918, 1112122, 1668183, 1819836, 2224244, 3336366, 5004549, 6672732, 10009098, 20018196]

約数ペア:

[(1, 20018196), (2, 10009098), (3, 6672732), (4, 5004549), (6, 3336366), (9, 2224244), (11, 1819836), (12, 1668183), (18, 1112122), (22, 909918), (33, 606612), (36, 556061), (44, 454959), (66, 303306), (99, 202204), (132, 151653), (198, 101102), (396, 50551)]