20677748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56807}}^1$

素因数の和:56831

約数の個数: 24

約数和(自身を含む): 44537472

約数和(自身を除く): 23859724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 56807, 113614, 227228, 397649, 738491, 795298, 1476982, 1590596, 2953964, 5169437, 10338874, 20677748]

約数ペア:

[(1, 20677748), (2, 10338874), (4, 5169437), (7, 2953964), (13, 1590596), (14, 1476982), (26, 795298), (28, 738491), (52, 397649), (91, 227228), (182, 113614), (364, 56807)]