18888144

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 53996544

約数和(自身を除く): 35108400

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 83, 88, 132, 166, 176, 249, 264, 332, 431, 498, 528, 664, 862, 913, 996, 1293, 1328, 1724, 1826, 1992, 2586, 2739, 3448, 3652, 3984, 4741, 5172, 5478, 6896, 7304, 9482, 10344, 10956, 14223, 14608, 18964, 20688, 21912, 28446, 35773, 37928, 43824, 56892, 71546, 75856, 107319, 113784, 143092, 214638, 227568, 286184, 393503, 429276, 572368, 787006, 858552, 1180509, 1574012, 1717104, 2361018, 3148024, 4722036, 6296048, 9444072, 18888144]

約数ペア:

[(1, 18888144), (2, 9444072), (3, 6296048), (4, 4722036), (6, 3148024), (8, 2361018), (11, 1717104), (12, 1574012), (16, 1180509), (22, 858552), (24, 787006), (33, 572368), (44, 429276), (48, 393503), (66, 286184), (83, 227568), (88, 214638), (132, 143092), (166, 113784), (176, 107319), (249, 75856), (264, 71546), (332, 56892), (431, 43824), (498, 37928), (528, 35773), (664, 28446), (862, 21912), (913, 20688), (996, 18964), (1293, 14608), (1328, 14223), (1724, 10956), (1826, 10344), (1992, 9482), (2586, 7304), (2739, 6896), (3448, 5478), (3652, 5172), (3984, 4741)]