20189703788

素因数分解:

$2^2\times {\mathrm{1019}}^1\times {\mathrm{4953313}}^1$

素因数の和:4954336

約数の個数: 12

約数和(自身を含む): 35366661960

約数和(自身を除く): 15176958172

約数列:

[1, 2, 4, 1019, 2038, 4076, 4953313, 9906626, 19813252, 5047425947, 10094851894, 20189703788]

約数ペア:

[(1, 20189703788), (2, 10094851894), (4, 5047425947), (1019, 19813252), (2038, 9906626), (4076, 4953313)]