20018868

素因数分解:

$2^2\times 3^1\times {\mathrm{173}}^1\times {\mathrm{9643}}^1$

素因数の和:9823

約数の個数: 24

約数和(自身を含む): 46985568

約数和(自身を除く): 26966700

約数列:

[1, 2, 3, 4, 6, 12, 173, 346, 519, 692, 1038, 2076, 9643, 19286, 28929, 38572, 57858, 115716, 1668239, 3336478, 5004717, 6672956, 10009434, 20018868]

約数ペア:

[(1, 20018868), (2, 10009434), (3, 6672956), (4, 5004717), (6, 3336478), (12, 1668239), (173, 115716), (346, 57858), (519, 38572), (692, 28929), (1038, 19286), (2076, 9643)]