18555628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2683}}^1$

素因数の和:2726

約数の個数: 48

約数和(自身を含む): 42085120

約数和(自身を除く): 23529492

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2683, 3458, 5366, 6916, 10732, 18781, 34879, 37562, 50977, 69758, 75124, 101954, 139516, 203908, 244153, 356839, 488306, 662701, 713678, 976612, 1325402, 1427356, 2650804, 4638907, 9277814, 18555628]

約数ペア:

[(1, 18555628), (2, 9277814), (4, 4638907), (7, 2650804), (13, 1427356), (14, 1325402), (19, 976612), (26, 713678), (28, 662701), (38, 488306), (52, 356839), (76, 244153), (91, 203908), (133, 139516), (182, 101954), (247, 75124), (266, 69758), (364, 50977), (494, 37562), (532, 34879), (988, 18781), (1729, 10732), (2683, 6916), (3458, 5366)]