20418012

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{9613}}^1$

素因数の和:9682

約数の個数: 36

約数和(自身を含む): 52492440

約数和(自身を除く): 32074428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 2124, 9613, 19226, 28839, 38452, 57678, 86517, 115356, 173034, 346068, 567167, 1134334, 1701501, 2268668, 3403002, 5104503, 6806004, 10209006, 20418012]

約数ペア:

[(1, 20418012), (2, 10209006), (3, 6806004), (4, 5104503), (6, 3403002), (9, 2268668), (12, 1701501), (18, 1134334), (36, 567167), (59, 346068), (118, 173034), (177, 115356), (236, 86517), (354, 57678), (531, 38452), (708, 28839), (1062, 19226), (2124, 9613)]