20305087695

素因数分解:

$3^4\times 5^1\times {\mathrm{50136019}}^1$

素因数の和:50136036

約数の個数: 20

約数和(自身を含む): 36398750520

約数和(自身を除く): 16093662825

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 50136019, 150408057, 250680095, 451224171, 752040285, 1353672513, 2256120855, 4061017539, 6768362565, 20305087695]

約数ペア:

[(1, 20305087695), (3, 6768362565), (5, 4061017539), (9, 2256120855), (15, 1353672513), (27, 752040285), (45, 451224171), (81, 250680095), (135, 150408057), (405, 50136019)]