18768966

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{491}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 39391488

約数和(自身を除く): 20622522

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 277, 491, 554, 831, 982, 1473, 1662, 2946, 6371, 11293, 12742, 19113, 22586, 33879, 38226, 67758, 136007, 272014, 408021, 816042, 3128161, 6256322, 9384483, 18768966]

約数ペア:

[(1, 18768966), (2, 9384483), (3, 6256322), (6, 3128161), (23, 816042), (46, 408021), (69, 272014), (138, 136007), (277, 67758), (491, 38226), (554, 33879), (831, 22586), (982, 19113), (1473, 12742), (1662, 11293), (2946, 6371)]