20080969976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{438143}}^1$

素因数の和:438503

約数の個数: 32

約数和(自身を含む): 39985021440

約数和(自身を除く): 19904051464

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 337, 674, 1348, 2696, 5729, 11458, 22916, 45832, 438143, 876286, 1752572, 3505144, 7448431, 14896862, 29793724, 59587448, 147654191, 295308382, 590616764, 1181233528, 2510121247, 5020242494, 10040484988, 20080969976]

約数ペア:

[(1, 20080969976), (2, 10040484988), (4, 5020242494), (8, 2510121247), (17, 1181233528), (34, 590616764), (68, 295308382), (136, 147654191), (337, 59587448), (674, 29793724), (1348, 14896862), (2696, 7448431), (5729, 3505144), (11458, 1752572), (22916, 876286), (45832, 438143)]