20761437

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{5153}}^1$

素因数の和:5252

約数の個数: 16

約数和(自身を含む): 29687040

約数和(自身を除く): 8925603

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 5153, 15459, 87601, 262803, 407087, 1221261, 6920479, 20761437]

約数ペア:

[(1, 20761437), (3, 6920479), (17, 1221261), (51, 407087), (79, 262803), (237, 87601), (1343, 15459), (4029, 5153)]