20465662904

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{3089}}^1\times {\mathrm{6521}}^1$

素因数の和:9743

約数の個数: 32

約数和(自身を含む): 38693721600

約数和(自身を除く): 18228058696

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 3089, 6178, 6521, 12356, 13042, 24712, 26084, 52168, 392303, 784606, 828167, 1569212, 1656334, 3138424, 3312668, 6625336, 20143369, 40286738, 80573476, 161146952, 2558207863, 5116415726, 10232831452, 20465662904]

約数ペア:

[(1, 20465662904), (2, 10232831452), (4, 5116415726), (8, 2558207863), (127, 161146952), (254, 80573476), (508, 40286738), (1016, 20143369), (3089, 6625336), (6178, 3312668), (6521, 3138424), (12356, 1656334), (13042, 1569212), (24712, 828167), (26084, 784606), (52168, 392303)]