17880198

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1077

約数の個数: 48

約数和(自身を含む): 42323184

約数和(自身を除く): 24442986

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 61, 98, 122, 147, 183, 294, 366, 427, 854, 997, 1281, 1994, 2562, 2989, 2991, 5978, 5982, 6979, 8967, 13958, 17934, 20937, 41874, 48853, 60817, 97706, 121634, 146559, 182451, 293118, 364902, 425719, 851438, 1277157, 2554314, 2980033, 5960066, 8940099, 17880198]

約数ペア:

[(1, 17880198), (2, 8940099), (3, 5960066), (6, 2980033), (7, 2554314), (14, 1277157), (21, 851438), (42, 425719), (49, 364902), (61, 293118), (98, 182451), (122, 146559), (147, 121634), (183, 97706), (294, 60817), (366, 48853), (427, 41874), (854, 20937), (997, 17934), (1281, 13958), (1994, 8967), (2562, 6979), (2989, 5982), (2991, 5978)]