20566702071

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{647}}^1\times {\mathrm{82139}}^1$

素因数の和:82835

約数の個数: 24

約数和(自身を含む): 30445683840

約数和(自身を除く): 9878981769

約数列:

[1, 3, 9, 43, 129, 387, 647, 1941, 5823, 27821, 82139, 83463, 246417, 250389, 739251, 3531977, 10595931, 31787793, 53143933, 159431799, 478295397, 2285189119, 6855567357, 20566702071]

約数ペア:

[(1, 20566702071), (3, 6855567357), (9, 2285189119), (43, 478295397), (129, 159431799), (387, 53143933), (647, 31787793), (1941, 10595931), (5823, 3531977), (27821, 739251), (82139, 250389), (83463, 246417)]