19732980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{328883}}^1$

素因数の和:328895

約数の個数: 24

約数和(自身を含む): 55252512

約数和(自身を除く): 35519532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 328883, 657766, 986649, 1315532, 1644415, 1973298, 3288830, 3946596, 4933245, 6577660, 9866490, 19732980]

約数ペア:

[(1, 19732980), (2, 9866490), (3, 6577660), (4, 4933245), (5, 3946596), (6, 3288830), (10, 1973298), (12, 1644415), (15, 1315532), (20, 986649), (30, 657766), (60, 328883)]