16947762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 38793216

約数和(自身を除く): 21845454

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 43, 62, 78, 86, 93, 129, 163, 186, 258, 326, 403, 489, 559, 806, 978, 1118, 1209, 1333, 1677, 2119, 2418, 2666, 3354, 3999, 4238, 5053, 6357, 7009, 7998, 10106, 12714, 14018, 15159, 17329, 21027, 30318, 34658, 42054, 51987, 65689, 91117, 103974, 131378, 182234, 197067, 217279, 273351, 394134, 434558, 546702, 651837, 1303674, 2824627, 5649254, 8473881, 16947762]

約数ペア:

[(1, 16947762), (2, 8473881), (3, 5649254), (6, 2824627), (13, 1303674), (26, 651837), (31, 546702), (39, 434558), (43, 394134), (62, 273351), (78, 217279), (86, 197067), (93, 182234), (129, 131378), (163, 103974), (186, 91117), (258, 65689), (326, 51987), (403, 42054), (489, 34658), (559, 30318), (806, 21027), (978, 17329), (1118, 15159), (1209, 14018), (1333, 12714), (1677, 10106), (2119, 7998), (2418, 7009), (2666, 6357), (3354, 5053), (3999, 4238)]