18322902

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 44943360

約数和(自身を除く): 26620458

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 607, 702, 774, 1118, 1161, 1214, 1677, 1821, 2322, 3354, 3642, 5031, 5463, 7891, 10062, 10926, 15093, 15782, 16389, 23673, 26101, 30186, 32778, 47346, 52202, 71019, 78303, 142038, 156606, 213057, 234909, 339313, 426114, 469818, 678626, 704727, 1017939, 1409454, 2035878, 3053817, 6107634, 9161451, 18322902]

約数ペア:

[(1, 18322902), (2, 9161451), (3, 6107634), (6, 3053817), (9, 2035878), (13, 1409454), (18, 1017939), (26, 704727), (27, 678626), (39, 469818), (43, 426114), (54, 339313), (78, 234909), (86, 213057), (117, 156606), (129, 142038), (234, 78303), (258, 71019), (351, 52202), (387, 47346), (559, 32778), (607, 30186), (702, 26101), (774, 23673), (1118, 16389), (1161, 15782), (1214, 15093), (1677, 10926), (1821, 10062), (2322, 7891), (3354, 5463), (3642, 5031)]