18394376

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2297}}^1$

素因数の和:2334

約数の個数: 64

約数和(自身を含む): 46327680

約数和(自身を除く): 27933304

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2297, 4004, 4594, 8008, 9188, 16079, 18376, 25267, 29861, 32158, 50534, 59722, 64316, 101068, 119444, 128632, 176869, 202136, 209027, 238888, 328471, 353738, 418054, 656942, 707476, 836108, 1313884, 1414952, 1672216, 2299297, 2627768, 4598594, 9197188, 18394376]

約数ペア:

[(1, 18394376), (2, 9197188), (4, 4598594), (7, 2627768), (8, 2299297), (11, 1672216), (13, 1414952), (14, 1313884), (22, 836108), (26, 707476), (28, 656942), (44, 418054), (52, 353738), (56, 328471), (77, 238888), (88, 209027), (91, 202136), (104, 176869), (143, 128632), (154, 119444), (182, 101068), (286, 64316), (308, 59722), (364, 50534), (572, 32158), (616, 29861), (728, 25267), (1001, 18376), (1144, 16079), (2002, 9188), (2297, 8008), (4004, 4594)]