20171924680

素因数分解:

$2^3\times 5^1\times {\mathrm{504298117}}^1$

素因数の和:504298128

約数の個数: 16

約数和(自身を含む): 45386830620

約数和(自身を除く): 25214905940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504298117, 1008596234, 2017192468, 2521490585, 4034384936, 5042981170, 10085962340, 20171924680]

約数ペア:

[(1, 20171924680), (2, 10085962340), (4, 5042981170), (5, 4034384936), (8, 2521490585), (10, 2017192468), (20, 1008596234), (40, 504298117)]