13778888

素因数分解:

$2^3\times {\mathrm{809}}^1\times {\mathrm{2129}}^1$

素因数の和:2944

約数の個数: 16

約数和(自身を含む): 25879500

約数和(自身を除く): 12100612

約数列:

[1, 2, 4, 8, 809, 1618, 2129, 3236, 4258, 6472, 8516, 17032, 1722361, 3444722, 6889444, 13778888]

約数ペア:

[(1, 13778888), (2, 6889444), (4, 3444722), (8, 1722361), (809, 17032), (1618, 8516), (2129, 6472), (3236, 4258)]