20008775521

素因数分解:

$7^1\times {\mathrm{283}}^1\times {\mathrm{1439}}^1\times {\mathrm{7019}}^1$

素因数の和:8748

約数の個数: 16

約数和(自身を含む): 22967193600

約数和(自身を除く): 2958418079

約数列:

[1, 7, 283, 1439, 1981, 7019, 10073, 49133, 407237, 1986377, 2850659, 10100341, 13904639, 70702387, 2858396503, 20008775521]

約数ペア:

[(1, 20008775521), (7, 2858396503), (283, 70702387), (1439, 13904639), (1981, 10100341), (7019, 2850659), (10073, 1986377), (49133, 407237)]