18347810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1249}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 35910000

約数和(自身を除く): 17562190

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1249, 1469, 2498, 2938, 6245, 7345, 12490, 14690, 16237, 32474, 81185, 141137, 162370, 282274, 705685, 1411370, 1834781, 3669562, 9173905, 18347810]

約数ペア:

[(1, 18347810), (2, 9173905), (5, 3669562), (10, 1834781), (13, 1411370), (26, 705685), (65, 282274), (113, 162370), (130, 141137), (226, 81185), (565, 32474), (1130, 16237), (1249, 14690), (1469, 12490), (2498, 7345), (2938, 6245)]