1900391332

素因数分解:

$2^2\times 7^1\times {\mathrm{67871119}}^1$

素因数の和:67871130

約数の個数: 12

約数和(自身を含む): 3800782720

約数和(自身を除く): 1900391388

約数列:

[1, 2, 4, 7, 14, 28, 67871119, 135742238, 271484476, 475097833, 950195666, 1900391332]

約数ペア:

[(1, 1900391332), (2, 950195666), (4, 475097833), (7, 271484476), (14, 135742238), (28, 67871119)]