20798900643

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{1987}}^1\times {\mathrm{32609}}^1$

素因数の和:34706

約数の個数: 16

約数和(自身を含む): 28005989760

約数和(自身を除く): 7207089117

約数列:

[1, 3, 107, 321, 1987, 5961, 32609, 97827, 212609, 637827, 3489163, 10467489, 64794083, 194382249, 6932966881, 20798900643]

約数ペア:

[(1, 20798900643), (3, 6932966881), (107, 194382249), (321, 64794083), (1987, 10467489), (5961, 3489163), (32609, 637827), (97827, 212609)]