20500902

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{27779}}^1$

素因数の和:27828

約数の個数: 24

約数和(自身を含む): 45503640

約数和(自身を除く): 25002738

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 27779, 55558, 83337, 166674, 250011, 500022, 1138939, 2277878, 3416817, 6833634, 10250451, 20500902]

約数ペア:

[(1, 20500902), (2, 10250451), (3, 6833634), (6, 3416817), (9, 2277878), (18, 1138939), (41, 500022), (82, 250011), (123, 166674), (246, 83337), (369, 55558), (738, 27779)]