644193424

素因数分解:

$2^4\times 7^1\times {\mathrm{5751727}}^1$

素因数の和:5751742

約数の個数: 20

約数和(自身を含む): 1426428544

約数和(自身を除く): 782235120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 5751727, 11503454, 23006908, 40262089, 46013816, 80524178, 92027632, 161048356, 322096712, 644193424]

約数ペア:

[(1, 644193424), (2, 322096712), (4, 161048356), (7, 92027632), (8, 80524178), (14, 46013816), (16, 40262089), (28, 23006908), (56, 11503454), (112, 5751727)]