18603684

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 51891840

約数和(自身を除く): 33288156

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 109, 132, 198, 218, 327, 396, 431, 436, 654, 862, 981, 1199, 1293, 1308, 1724, 1962, 2398, 2586, 3597, 3879, 3924, 4741, 4796, 5172, 7194, 7758, 9482, 10791, 14223, 14388, 15516, 18964, 21582, 28446, 42669, 43164, 46979, 56892, 85338, 93958, 140937, 170676, 187916, 281874, 422811, 516769, 563748, 845622, 1033538, 1550307, 1691244, 2067076, 3100614, 4650921, 6201228, 9301842, 18603684]

約数ペア:

[(1, 18603684), (2, 9301842), (3, 6201228), (4, 4650921), (6, 3100614), (9, 2067076), (11, 1691244), (12, 1550307), (18, 1033538), (22, 845622), (33, 563748), (36, 516769), (44, 422811), (66, 281874), (99, 187916), (109, 170676), (132, 140937), (198, 93958), (218, 85338), (327, 56892), (396, 46979), (431, 43164), (436, 42669), (654, 28446), (862, 21582), (981, 18964), (1199, 15516), (1293, 14388), (1308, 14223), (1724, 10791), (1962, 9482), (2398, 7758), (2586, 7194), (3597, 5172), (3879, 4796), (3924, 4741)]