18887210

素因数分解:

$2^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{5443}}^1$

素因数の和:5797

約数の個数: 16

約数和(自身を含む): 34101216

約数和(自身を除く): 15214006

約数列:

[1, 2, 5, 10, 347, 694, 1735, 3470, 5443, 10886, 27215, 54430, 1888721, 3777442, 9443605, 18887210]

約数ペア:

[(1, 18887210), (2, 9443605), (5, 3777442), (10, 1888721), (347, 54430), (694, 27215), (1735, 10886), (3470, 5443)]