19848976

素因数分解:

$2^4\times 7^1\times {\mathrm{177223}}^1$

素因数の和:177238

約数の個数: 20

約数和(自身を含む): 43951552

約数和(自身を除く): 24102576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 177223, 354446, 708892, 1240561, 1417784, 2481122, 2835568, 4962244, 9924488, 19848976]

約数ペア:

[(1, 19848976), (2, 9924488), (4, 4962244), (7, 2835568), (8, 2481122), (14, 1417784), (16, 1240561), (28, 708892), (56, 354446), (112, 177223)]