9939728

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{1597}}^1$

素因数の和:1994

約数の個数: 20

約数和(自身を含む): 19319820

約数和(自身を除く): 9380092

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 1597, 3112, 3194, 6224, 6388, 12776, 25552, 621233, 1242466, 2484932, 4969864, 9939728]

約数ペア:

[(1, 9939728), (2, 4969864), (4, 2484932), (8, 1242466), (16, 621233), (389, 25552), (778, 12776), (1556, 6388), (1597, 6224), (3112, 3194)]