18874250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4441}}^1$

素因数の和:4475

約数の個数: 32

約数和(自身を含む): 37419408

約数和(自身を除く): 18545158

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 4441, 8882, 22205, 44410, 75497, 111025, 150994, 222050, 377485, 555125, 754970, 1110250, 1887425, 3774850, 9437125, 18874250]

約数ペア:

[(1, 18874250), (2, 9437125), (5, 3774850), (10, 1887425), (17, 1110250), (25, 754970), (34, 555125), (50, 377485), (85, 222050), (125, 150994), (170, 111025), (250, 75497), (425, 44410), (850, 22205), (2125, 8882), (4250, 4441)]