18107739

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2243}}^1$

素因数の和:2288

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 12051621

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2243, 2691, 6729, 8073, 20187, 29159, 51589, 60561, 87477, 154767, 262431, 464301, 670657, 787293, 1392903, 2011971, 6035913, 18107739]

約数ペア:

[(1, 18107739), (3, 6035913), (9, 2011971), (13, 1392903), (23, 787293), (27, 670657), (39, 464301), (69, 262431), (117, 154767), (207, 87477), (299, 60561), (351, 51589), (621, 29159), (897, 20187), (2243, 8073), (2691, 6729)]