20512323024

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9938141}}^1$

素因数の和:9938195

約数の個数: 40

約数和(自身を含む): 54222502752

約数和(自身を除く): 33710179728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9938141, 19876282, 29814423, 39752564, 59628846, 79505128, 119257692, 159010256, 238515384, 427340063, 477030768, 854680126, 1282020189, 1709360252, 2564040378, 3418720504, 5128080756, 6837441008, 10256161512, 20512323024]

約数ペア:

[(1, 20512323024), (2, 10256161512), (3, 6837441008), (4, 5128080756), (6, 3418720504), (8, 2564040378), (12, 1709360252), (16, 1282020189), (24, 854680126), (43, 477030768), (48, 427340063), (86, 238515384), (129, 159010256), (172, 119257692), (258, 79505128), (344, 59628846), (516, 39752564), (688, 29814423), (1032, 19876282), (2064, 9938141)]