20140286257

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{351863}}^1$

素因数の和:351937

約数の個数: 32

約数和(自身を含む): 26955597312

約数和(自身を除く): 6815311055

約数列:

[1, 7, 13, 17, 37, 91, 119, 221, 259, 481, 629, 1547, 3367, 4403, 8177, 57239, 351863, 2463041, 4574219, 5981671, 13018931, 32019533, 41871697, 77761723, 91132517, 169246103, 221321827, 544332061, 1184722721, 1549252789, 2877183751, 20140286257]

約数ペア:

[(1, 20140286257), (7, 2877183751), (13, 1549252789), (17, 1184722721), (37, 544332061), (91, 221321827), (119, 169246103), (221, 91132517), (259, 77761723), (481, 41871697), (629, 32019533), (1547, 13018931), (3367, 5981671), (4403, 4574219), (8177, 2463041), (57239, 351863)]