19507210

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14891}}^1$

素因数の和:15029

約数の個数: 16

約数和(自身を含む): 35383392

約数和(自身を除く): 15876182

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 14891, 29782, 74455, 148910, 1950721, 3901442, 9753605, 19507210]

約数ペア:

[(1, 19507210), (2, 9753605), (5, 3901442), (10, 1950721), (131, 148910), (262, 74455), (655, 29782), (1310, 14891)]