20461378

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 36812160

約数和(自身を除く): 16350782

約数列:

[1, 2, 7, 14, 41, 43, 82, 86, 287, 301, 574, 602, 829, 1658, 1763, 3526, 5803, 11606, 12341, 24682, 33989, 35647, 67978, 71294, 237923, 249529, 475846, 499058, 1461527, 2923054, 10230689, 20461378]

約数ペア:

[(1, 20461378), (2, 10230689), (7, 2923054), (14, 1461527), (41, 499058), (43, 475846), (82, 249529), (86, 237923), (287, 71294), (301, 67978), (574, 35647), (602, 33989), (829, 24682), (1658, 12341), (1763, 11606), (3526, 5803)]