20876457119

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1\times {\mathrm{215909}}^1$

素因数の和:216662

約数の個数: 16

約数和(自身を含む): 25149196800

約数和(自身を除く): 4272739681

約数列:

[1, 7, 19, 133, 727, 5089, 13813, 96691, 215909, 1511363, 4102271, 28715897, 156965843, 1098760901, 2982351017, 20876457119]

約数ペア:

[(1, 20876457119), (7, 2982351017), (19, 1098760901), (133, 156965843), (727, 28715897), (5089, 4102271), (13813, 1511363), (96691, 215909)]