207056890

素因数分解:

$2^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{20521}}^1$

素因数の和:21537

約数の個数: 16

約数和(自身を含む): 373089960

約数和(自身を除く): 166033070

約数列:

[1, 2, 5, 10, 1009, 2018, 5045, 10090, 20521, 41042, 102605, 205210, 20705689, 41411378, 103528445, 207056890]

約数ペア:

[(1, 207056890), (2, 103528445), (5, 41411378), (10, 20705689), (1009, 205210), (2018, 102605), (5045, 41042), (10090, 20521)]