19963610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2731}}^1$

素因数の和:2798

約数の個数: 32

約数和(自身を含む): 38947392

約数和(自身を除く): 18983782

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 2731, 3655, 5462, 7310, 13655, 27310, 46427, 92854, 117433, 232135, 234866, 464270, 587165, 1174330, 1996361, 3992722, 9981805, 19963610]

約数ペア:

[(1, 19963610), (2, 9981805), (5, 3992722), (10, 1996361), (17, 1174330), (34, 587165), (43, 464270), (85, 234866), (86, 232135), (170, 117433), (215, 92854), (430, 46427), (731, 27310), (1462, 13655), (2731, 7310), (3655, 5462)]