17920402556

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9014287}}^1$

素因数の和:9014369

約数の個数: 24

約数和(自身を含む): 36345609216

約数和(自身を除く): 18425206660

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 9014287, 18028574, 36057148, 63100009, 126200018, 252400036, 640014377, 1280028754, 2560057508, 4480100639, 8960201278, 17920402556]

約数ペア:

[(1, 17920402556), (2, 8960201278), (4, 4480100639), (7, 2560057508), (14, 1280028754), (28, 640014377), (71, 252400036), (142, 126200018), (284, 63100009), (497, 36057148), (994, 18028574), (1988, 9014287)]