18920018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{2027}}^1$

素因数の和:2401

約数の個数: 16

約数和(自身を含む): 30663360

約数和(自身を除く): 11743342

約数列:

[1, 2, 13, 26, 359, 718, 2027, 4054, 4667, 9334, 26351, 52702, 727693, 1455386, 9460009, 18920018]

約数ペア:

[(1, 18920018), (2, 9460009), (13, 1455386), (26, 727693), (359, 52702), (718, 26351), (2027, 9334), (4054, 4667)]