19993290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1583}}^1$

素因数の和:2014

約数の個数: 32

約数和(自身を含む): 48128256

約数和(自身を除く): 28134966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 842, 1263, 1583, 2105, 2526, 3166, 4210, 4749, 6315, 7915, 9498, 12630, 15830, 23745, 47490, 666443, 1332886, 1999329, 3332215, 3998658, 6664430, 9996645, 19993290]

約数ペア:

[(1, 19993290), (2, 9996645), (3, 6664430), (5, 3998658), (6, 3332215), (10, 1999329), (15, 1332886), (30, 666443), (421, 47490), (842, 23745), (1263, 15830), (1583, 12630), (2105, 9498), (2526, 7915), (3166, 6315), (4210, 4749)]