19755163563

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1\times {\mathrm{1669}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 27169751040

約数和(自身を除く): 7414587477

約数列:

[1, 3, 47, 127, 141, 381, 661, 1669, 1983, 5007, 5969, 17907, 31067, 78443, 83947, 93201, 211963, 235329, 251841, 635889, 1103209, 3309627, 3945509, 9962261, 11836527, 29886783, 51850823, 140107543, 155552469, 420322629, 6585054521, 19755163563]

約数ペア:

[(1, 19755163563), (3, 6585054521), (47, 420322629), (127, 155552469), (141, 140107543), (381, 51850823), (661, 29886783), (1669, 11836527), (1983, 9962261), (5007, 3945509), (5969, 3309627), (17907, 1103209), (31067, 635889), (78443, 251841), (83947, 235329), (93201, 211963)]