2019486987

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{543311}}^1$

素因数の和:543383

約数の個数: 24

約数和(自身を含む): 3390266880

約数和(自身を除く): 1370779893

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 543311, 1629933, 3803177, 4889799, 11409531, 32055349, 34228593, 96166047, 224387443, 288498141, 673162329, 2019486987]

約数ペア:

[(1, 2019486987), (3, 673162329), (7, 288498141), (9, 224387443), (21, 96166047), (59, 34228593), (63, 32055349), (177, 11409531), (413, 4889799), (531, 3803177), (1239, 1629933), (3717, 543311)]