18924040

素因数分解:

$2^3\times 5^1\times {\mathrm{473101}}^1$

素因数の和:473112

約数の個数: 16

約数和(自身を含む): 42579180

約数和(自身を除く): 23655140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 473101, 946202, 1892404, 2365505, 3784808, 4731010, 9462020, 18924040]

約数ペア:

[(1, 18924040), (2, 9462020), (4, 4731010), (5, 3784808), (8, 2365505), (10, 1892404), (20, 946202), (40, 473101)]