18386018

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 14273182

約数列:

[1, 2, 7, 14, 53, 71, 106, 142, 349, 371, 497, 698, 742, 994, 2443, 3763, 4886, 7526, 18497, 24779, 26341, 36994, 49558, 52682, 129479, 173453, 258958, 346906, 1313287, 2626574, 9193009, 18386018]

約数ペア:

[(1, 18386018), (2, 9193009), (7, 2626574), (14, 1313287), (53, 346906), (71, 258958), (106, 173453), (142, 129479), (349, 52682), (371, 49558), (497, 36994), (698, 26341), (742, 24779), (994, 18497), (2443, 7526), (3763, 4886)]