20163511521

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14643073}}^1$

素因数の和:14643102

約数の個数: 20

約数和(自身を含む): 31892615172

約数和(自身を除く): 11729103651

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14643073, 43929219, 131787657, 248932241, 395362971, 746796723, 1186088913, 2240390169, 6721170507, 20163511521]

約数ペア:

[(1, 20163511521), (3, 6721170507), (9, 2240390169), (17, 1186088913), (27, 746796723), (51, 395362971), (81, 248932241), (153, 131787657), (459, 43929219), (1377, 14643073)]