17985448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 38787840

約数和(自身を除く): 20802392

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 73, 92, 103, 104, 146, 184, 206, 292, 299, 412, 584, 598, 824, 949, 1196, 1339, 1679, 1898, 2369, 2392, 2678, 3358, 3796, 4738, 5356, 6716, 7519, 7592, 9476, 10712, 13432, 15038, 18952, 21827, 30076, 30797, 43654, 60152, 61594, 87308, 97747, 123188, 172937, 174616, 195494, 246376, 345874, 390988, 691748, 781976, 1383496, 2248181, 4496362, 8992724, 17985448]

約数ペア:

[(1, 17985448), (2, 8992724), (4, 4496362), (8, 2248181), (13, 1383496), (23, 781976), (26, 691748), (46, 390988), (52, 345874), (73, 246376), (92, 195494), (103, 174616), (104, 172937), (146, 123188), (184, 97747), (206, 87308), (292, 61594), (299, 60152), (412, 43654), (584, 30797), (598, 30076), (824, 21827), (949, 18952), (1196, 15038), (1339, 13432), (1679, 10712), (1898, 9476), (2369, 7592), (2392, 7519), (2678, 6716), (3358, 5356), (3796, 4738)]