20851012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57283}}^1$

素因数の和:57307

約数の個数: 24

約数和(自身を含む): 44910656

約数和(自身を除く): 24059644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57283, 114566, 229132, 400981, 744679, 801962, 1489358, 1603924, 2978716, 5212753, 10425506, 20851012]

約数ペア:

[(1, 20851012), (2, 10425506), (4, 5212753), (7, 2978716), (13, 1603924), (14, 1489358), (26, 801962), (28, 744679), (52, 400981), (91, 229132), (182, 114566), (364, 57283)]