18298040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9733}}^1$

素因数の和:9791

約数の個数: 32

約数和(自身を含む): 42050880

約数和(自身を除く): 23752840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 9733, 19466, 38932, 48665, 77864, 97330, 194660, 389320, 457451, 914902, 1829804, 2287255, 3659608, 4574510, 9149020, 18298040]

約数ペア:

[(1, 18298040), (2, 9149020), (4, 4574510), (5, 3659608), (8, 2287255), (10, 1829804), (20, 914902), (40, 457451), (47, 389320), (94, 194660), (188, 97330), (235, 77864), (376, 48665), (470, 38932), (940, 19466), (1880, 9733)]