19228280

素因数分解:

$2^3\times 5^1\times {\mathrm{480707}}^1$

素因数の和:480718

約数の個数: 16

約数和(自身を含む): 43263720

約数和(自身を除く): 24035440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 480707, 961414, 1922828, 2403535, 3845656, 4807070, 9614140, 19228280]

約数ペア:

[(1, 19228280), (2, 9614140), (4, 4807070), (5, 3845656), (8, 2403535), (10, 1922828), (20, 961414), (40, 480707)]