20804927591

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{22346861}}^1$

素因数の和:22346894

約数の個数: 12

約数和(自身を含む): 25475422680

約数和(自身を除く): 4670495089

約数列:

[1, 7, 19, 49, 133, 931, 22346861, 156428027, 424590359, 1094996189, 2972132513, 20804927591]

約数ペア:

[(1, 20804927591), (7, 2972132513), (19, 1094996189), (49, 424590359), (133, 156428027), (931, 22346861)]