18777768128

素因数分解:

$2^6\times 7^1\times {\mathrm{617}}^1\times {\mathrm{67933}}^1$

素因数の和:68569

約数の個数: 56

約数和(自身を含む): 42654943392

約数和(自身を除く): 23877175264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 617, 1234, 2468, 4319, 4936, 8638, 9872, 17276, 19744, 34552, 39488, 67933, 69104, 135866, 138208, 271732, 276416, 475531, 543464, 951062, 1086928, 1902124, 2173856, 3804248, 4347712, 7608496, 15216992, 30433984, 41914661, 83829322, 167658644, 293402627, 335317288, 586805254, 670634576, 1173610508, 1341269152, 2347221016, 2682538304, 4694442032, 9388884064, 18777768128]

約数ペア:

[(1, 18777768128), (2, 9388884064), (4, 4694442032), (7, 2682538304), (8, 2347221016), (14, 1341269152), (16, 1173610508), (28, 670634576), (32, 586805254), (56, 335317288), (64, 293402627), (112, 167658644), (224, 83829322), (448, 41914661), (617, 30433984), (1234, 15216992), (2468, 7608496), (4319, 4347712), (4936, 3804248), (8638, 2173856), (9872, 1902124), (17276, 1086928), (19744, 951062), (34552, 543464), (39488, 475531), (67933, 276416), (69104, 271732), (135866, 138208)]