20512159626

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{488384753}}^1$

素因数の和:488384765

約数の個数: 16

約数和(自身を含む): 46884936384

約数和(自身を除く): 26372776758

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 488384753, 976769506, 1465154259, 2930308518, 3418693271, 6837386542, 10256079813, 20512159626]

約数ペア:

[(1, 20512159626), (2, 10256079813), (3, 6837386542), (6, 3418693271), (7, 2930308518), (14, 1465154259), (21, 976769506), (42, 488384753)]