11891728

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{5347}}^1$

素因数の和:5494

約数の個数: 20

約数和(自身を含む): 23210320

約数和(自身を除く): 11318592

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 5347, 10694, 21388, 42776, 85552, 743233, 1486466, 2972932, 5945864, 11891728]

約数ペア:

[(1, 11891728), (2, 5945864), (4, 2972932), (8, 1486466), (16, 743233), (139, 85552), (278, 42776), (556, 21388), (1112, 10694), (2224, 5347)]