18726642

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 44553600

約数和(自身を除く): 25826958

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 271, 349, 542, 698, 813, 1047, 1626, 2094, 2439, 2981, 3141, 3839, 4878, 5962, 6282, 7678, 8943, 11517, 17886, 23034, 26829, 34551, 53658, 69102, 94579, 189158, 283737, 567474, 851211, 1040369, 1702422, 2080738, 3121107, 6242214, 9363321, 18726642]

約数ペア:

[(1, 18726642), (2, 9363321), (3, 6242214), (6, 3121107), (9, 2080738), (11, 1702422), (18, 1040369), (22, 851211), (33, 567474), (66, 283737), (99, 189158), (198, 94579), (271, 69102), (349, 53658), (542, 34551), (698, 26829), (813, 23034), (1047, 17886), (1626, 11517), (2094, 8943), (2439, 7678), (2981, 6282), (3141, 5962), (3839, 4878)]