18747243

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6449}}^1$

素因数の和:6491

約数の個数: 24

約数和(自身を含む): 30186000

約数和(自身を除く): 11438757

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 6449, 19347, 58041, 109633, 122531, 328899, 367593, 986697, 1102779, 2083027, 6249081, 18747243]

約数ペア:

[(1, 18747243), (3, 6249081), (9, 2083027), (17, 1102779), (19, 986697), (51, 367593), (57, 328899), (153, 122531), (171, 109633), (323, 58041), (969, 19347), (2907, 6449)]