19681424

素因数分解:

$2^4\times 7^1\times {\mathrm{175727}}^1$

素因数の和:175742

約数の個数: 20

約数和(自身を含む): 43580544

約数和(自身を除く): 23899120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 175727, 351454, 702908, 1230089, 1405816, 2460178, 2811632, 4920356, 9840712, 19681424]

約数ペア:

[(1, 19681424), (2, 9840712), (4, 4920356), (7, 2811632), (8, 2460178), (14, 1405816), (16, 1230089), (28, 702908), (56, 351454), (112, 175727)]