18669027

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3049}}^1$

素因数の和:3222

約数の個数: 16

約数和(自身を含む): 26986400

約数和(自身を除く): 8317373

約数列:

[1, 3, 13, 39, 157, 471, 2041, 3049, 6123, 9147, 39637, 118911, 478693, 1436079, 6223009, 18669027]

約数ペア:

[(1, 18669027), (3, 6223009), (13, 1436079), (39, 478693), (157, 118911), (471, 39637), (2041, 9147), (3049, 6123)]