20189803581

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{3359}}^1\times {\mathrm{9679}}^1$

素因数の和:13070

約数の個数: 32

約数和(自身を含む): 31223808000

約数和(自身を除く): 11034004419

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 3359, 9679, 10077, 29037, 30231, 77257, 87111, 90693, 222617, 231771, 261333, 667851, 695313, 2003553, 2085939, 6010659, 32511761, 97535283, 292605849, 747770503, 877817547, 2243311509, 6729934527, 20189803581]

約数ペア:

[(1, 20189803581), (3, 6729934527), (9, 2243311509), (23, 877817547), (27, 747770503), (69, 292605849), (207, 97535283), (621, 32511761), (3359, 6010659), (9679, 2085939), (10077, 2003553), (29037, 695313), (30231, 667851), (77257, 261333), (87111, 231771), (90693, 222617)]