12643088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19273}}^1$

素因数の和:19322

約数の個数: 20

約数和(自身を含む): 25094748

約数和(自身を除く): 12451660

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19273, 38546, 77092, 154184, 308368, 790193, 1580386, 3160772, 6321544, 12643088]

約数ペア:

[(1, 12643088), (2, 6321544), (4, 3160772), (8, 1580386), (16, 790193), (41, 308368), (82, 154184), (164, 77092), (328, 38546), (656, 19273)]