19228520

素因数分解:

$2^3\times 5^1\times {\mathrm{480713}}^1$

素因数の和:480724

約数の個数: 16

約数和(自身を含む): 43264260

約数和(自身を除く): 24035740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 480713, 961426, 1922852, 2403565, 3845704, 4807130, 9614260, 19228520]

約数ペア:

[(1, 19228520), (2, 9614260), (4, 4807130), (5, 3845704), (8, 2403565), (10, 1922852), (20, 961426), (40, 480713)]