20081992

素因数分解:

$2^3\times 7^1\times {\mathrm{358607}}^1$

素因数の和:358620

約数の個数: 16

約数和(自身を含む): 43032960

約数和(自身を除く): 22950968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 358607, 717214, 1434428, 2510249, 2868856, 5020498, 10040996, 20081992]

約数ペア:

[(1, 20081992), (2, 10040996), (4, 5020498), (7, 2868856), (8, 2510249), (14, 1434428), (28, 717214), (56, 358607)]