20888928038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1\times {\mathrm{15199}}^1$

素因数の和:15740

約数の個数: 32

約数和(自身を含む): 34473600000

約数和(自身を除く): 13584671962

約数列:

[1, 2, 11, 22, 179, 349, 358, 698, 1969, 3839, 3938, 7678, 15199, 30398, 62471, 124942, 167189, 334378, 687181, 1374362, 2720621, 5304451, 5441242, 10608902, 29926831, 58348961, 59853662, 116697922, 949496729, 1898993458, 10444464019, 20888928038]

約数ペア:

[(1, 20888928038), (2, 10444464019), (11, 1898993458), (22, 949496729), (179, 116697922), (349, 59853662), (358, 58348961), (698, 29926831), (1969, 10608902), (3839, 5441242), (3938, 5304451), (7678, 2720621), (15199, 1374362), (30398, 687181), (62471, 334378), (124942, 167189)]