18869560

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10037}}^1$

素因数の和:10095

約数の個数: 32

約数和(自身を含む): 43364160

約数和(自身を除く): 24494600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 10037, 20074, 40148, 50185, 80296, 100370, 200740, 401480, 471739, 943478, 1886956, 2358695, 3773912, 4717390, 9434780, 18869560]

約数ペア:

[(1, 18869560), (2, 9434780), (4, 4717390), (5, 3773912), (8, 2358695), (10, 1886956), (20, 943478), (40, 471739), (47, 401480), (94, 200740), (188, 100370), (235, 80296), (376, 50185), (470, 40148), (940, 20074), (1880, 10037)]