19009966816

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{286019}}^1$

素因数の和:286127

約数の個数: 48

約数和(自身を含む): 39209909760

約数和(自身を除く): 20199942944

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 67, 124, 134, 248, 268, 496, 536, 992, 1072, 2077, 2144, 4154, 8308, 16616, 33232, 66464, 286019, 572038, 1144076, 2288152, 4576304, 8866589, 9152608, 17733178, 19163273, 35466356, 38326546, 70932712, 76653092, 141865424, 153306184, 283730848, 306612368, 594061463, 613224736, 1188122926, 2376245852, 4752491704, 9504983408, 19009966816]

約数ペア:

[(1, 19009966816), (2, 9504983408), (4, 4752491704), (8, 2376245852), (16, 1188122926), (31, 613224736), (32, 594061463), (62, 306612368), (67, 283730848), (124, 153306184), (134, 141865424), (248, 76653092), (268, 70932712), (496, 38326546), (536, 35466356), (992, 19163273), (1072, 17733178), (2077, 9152608), (2144, 8866589), (4154, 4576304), (8308, 2288152), (16616, 1144076), (33232, 572038), (66464, 286019)]