20027565

素因数分解:

$3^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{743}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 34819200

約数和(自身を除く): 14791635

約数列:

[1, 3, 5, 9, 15, 45, 599, 743, 1797, 2229, 2995, 3715, 5391, 6687, 8985, 11145, 26955, 33435, 445057, 1335171, 2225285, 4005513, 6675855, 20027565]

約数ペア:

[(1, 20027565), (3, 6675855), (5, 4005513), (9, 2225285), (15, 1335171), (45, 445057), (599, 33435), (743, 26955), (1797, 11145), (2229, 8985), (2995, 6687), (3715, 5391)]