18197478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4093}}^1$

素因数の和:4133

約数の個数: 48

約数和(自身を含む): 44706480

約数和(自身を除く): 26509002

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4093, 4446, 8186, 12279, 24558, 36837, 53209, 73674, 77767, 106418, 155534, 159627, 233301, 319254, 466602, 478881, 699903, 957762, 1010971, 1399806, 2021942, 3032913, 6065826, 9098739, 18197478]

約数ペア:

[(1, 18197478), (2, 9098739), (3, 6065826), (6, 3032913), (9, 2021942), (13, 1399806), (18, 1010971), (19, 957762), (26, 699903), (38, 478881), (39, 466602), (57, 319254), (78, 233301), (114, 159627), (117, 155534), (171, 106418), (234, 77767), (247, 73674), (342, 53209), (494, 36837), (741, 24558), (1482, 12279), (2223, 8186), (4093, 4446)]