19702816

素因数分解:

$2^5\times 7^1\times {\mathrm{87959}}^1$

素因数の和:87976

約数の個数: 24

約数和(自身を含む): 44331840

約数和(自身を除く): 24629024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 87959, 175918, 351836, 615713, 703672, 1231426, 1407344, 2462852, 2814688, 4925704, 9851408, 19702816]

約数ペア:

[(1, 19702816), (2, 9851408), (4, 4925704), (7, 2814688), (8, 2462852), (14, 1407344), (16, 1231426), (28, 703672), (32, 615713), (56, 351836), (112, 175918), (224, 87959)]