20888928045

素因数分解:

$3^2\times 5^1\times {\mathrm{464198401}}^1$

素因数の和:464198412

約数の個数: 12

約数和(自身を含む): 36207475356

約数和(自身を除く): 15318547311

約数列:

[1, 3, 5, 9, 15, 45, 464198401, 1392595203, 2320992005, 4177785609, 6962976015, 20888928045]

約数ペア:

[(1, 20888928045), (3, 6962976015), (5, 4177785609), (9, 2320992005), (15, 1392595203), (45, 464198401)]