13226480

素因数分解:

$2^4\times 5^1\times {\mathrm{165331}}^1$

素因数の和:165344

約数の個数: 20

約数和(自身を含む): 30751752

約数和(自身を除く): 17525272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 165331, 330662, 661324, 826655, 1322648, 1653310, 2645296, 3306620, 6613240, 13226480]

約数ペア:

[(1, 13226480), (2, 6613240), (4, 3306620), (5, 2645296), (8, 1653310), (10, 1322648), (16, 826655), (20, 661324), (40, 330662), (80, 165331)]