20130143558

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{296651}}^1$

素因数の和:296828

約数の個数: 32

約数和(自身を含む): 35712154368

約数和(自身を除く): 15582010810

約数列:

[1, 2, 7, 14, 37, 74, 131, 259, 262, 518, 917, 1834, 4847, 9694, 33929, 67858, 296651, 593302, 2076557, 4153114, 10976087, 21952174, 38861281, 76832609, 77722562, 153665218, 272028967, 544057934, 1437867397, 2875734794, 10065071779, 20130143558]

約数ペア:

[(1, 20130143558), (2, 10065071779), (7, 2875734794), (14, 1437867397), (37, 544057934), (74, 272028967), (131, 153665218), (259, 77722562), (262, 76832609), (518, 38861281), (917, 21952174), (1834, 10976087), (4847, 4153114), (9694, 2076557), (33929, 593302), (67858, 296651)]