20016417

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2087}}^1$

素因数の和:2252

約数の個数: 16

約数和(自身を含む): 28062720

約数和(自身を除く): 8046303

約数列:

[1, 3, 23, 69, 139, 417, 2087, 3197, 6261, 9591, 48001, 144003, 290093, 870279, 6672139, 20016417]

約数ペア:

[(1, 20016417), (3, 6672139), (23, 870279), (69, 290093), (139, 144003), (417, 48001), (2087, 9591), (3197, 6261)]