20173817865

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{228301}}^1$

素因数の和:228489

約数の個数: 32

約数和(自身を含む): 33269993856

約数和(自身を除く): 13096175991

約数列:

[1, 3, 5, 15, 43, 129, 137, 215, 411, 645, 685, 2055, 5891, 17673, 29455, 88365, 228301, 684903, 1141505, 3424515, 9816943, 29450829, 31277237, 49084715, 93831711, 147254145, 156386185, 469158555, 1344921191, 4034763573, 6724605955, 20173817865]

約数ペア:

[(1, 20173817865), (3, 6724605955), (5, 4034763573), (15, 1344921191), (43, 469158555), (129, 156386185), (137, 147254145), (215, 93831711), (411, 49084715), (645, 31277237), (685, 29450829), (2055, 9816943), (5891, 3424515), (17673, 1141505), (29455, 684903), (88365, 228301)]