18742794

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1723}}^1$

素因数の和:1779

約数の個数: 48

約数和(自身を含む): 44810208

約数和(自身を除く): 26067414

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1723, 1813, 3446, 3626, 5169, 5439, 10338, 10878, 12061, 24122, 36183, 63751, 72366, 84427, 127502, 168854, 191253, 253281, 382506, 446257, 506562, 892514, 1338771, 2677542, 3123799, 6247598, 9371397, 18742794]

約数ペア:

[(1, 18742794), (2, 9371397), (3, 6247598), (6, 3123799), (7, 2677542), (14, 1338771), (21, 892514), (37, 506562), (42, 446257), (49, 382506), (74, 253281), (98, 191253), (111, 168854), (147, 127502), (222, 84427), (259, 72366), (294, 63751), (518, 36183), (777, 24122), (1554, 12061), (1723, 10878), (1813, 10338), (3446, 5439), (3626, 5169)]