20184321

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2621}}^1$

素因数の和:2792

約数の個数: 16

約数和(自身を含む): 28695168

約数和(自身を除く): 8510847

約数列:

[1, 3, 17, 51, 151, 453, 2567, 2621, 7701, 7863, 44557, 133671, 395771, 1187313, 6728107, 20184321]

約数ペア:

[(1, 20184321), (3, 6728107), (17, 1187313), (51, 395771), (151, 133671), (453, 44557), (2567, 7863), (2621, 7701)]