2019540964

素因数分解:

$2^2\times 7^1\times {\mathrm{72126463}}^1$

素因数の和:72126474

約数の個数: 12

約数和(自身を含む): 4039081984

約数和(自身を除く): 2019541020

約数列:

[1, 2, 4, 7, 14, 28, 72126463, 144252926, 288505852, 504885241, 1009770482, 2019540964]

約数ペア:

[(1, 2019540964), (2, 1009770482), (4, 504885241), (7, 288505852), (14, 144252926), (28, 72126463)]