20796664479

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1\times {\mathrm{208997}}^1$

素因数の和:209850

約数の個数: 16

約数和(自身を含む): 28440447840

約数和(自身を除く): 7643783361

約数列:

[1, 3, 41, 123, 809, 2427, 33169, 99507, 208997, 626991, 8568877, 25706631, 169078573, 507235719, 6932221493, 20796664479]

約数ペア:

[(1, 20796664479), (3, 6932221493), (41, 507235719), (123, 169078573), (809, 25706631), (2427, 8568877), (33169, 626991), (99507, 208997)]