20620894679

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1061}}^1\times {\mathrm{1459}}^1$

素因数の和:2711

約数の個数: 32

約数和(自身を含む): 25899886080

約数和(自身を除く): 5278991401

約数列:

[1, 7, 11, 77, 173, 1061, 1211, 1459, 1903, 7427, 10213, 11671, 13321, 16049, 81697, 112343, 183553, 252407, 1284871, 1547999, 1766849, 2019083, 2776477, 10835993, 14133581, 17027989, 19435339, 119195923, 267803827, 1874626789, 2945842097, 20620894679]

約数ペア:

[(1, 20620894679), (7, 2945842097), (11, 1874626789), (77, 267803827), (173, 119195923), (1061, 19435339), (1211, 17027989), (1459, 14133581), (1903, 10835993), (7427, 2776477), (10213, 2019083), (11671, 1766849), (13321, 1547999), (16049, 1284871), (81697, 252407), (112343, 183553)]