20143721871

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{282707}}^1$

素因数の和:282765

約数の個数: 64

約数和(自身を含む): 37995955200

約数和(自身を除く): 17852233329

約数列:

[1, 3, 7, 9, 13, 21, 27, 29, 39, 63, 87, 91, 117, 189, 203, 261, 273, 351, 377, 609, 783, 819, 1131, 1827, 2457, 2639, 3393, 5481, 7917, 10179, 23751, 71253, 282707, 848121, 1978949, 2544363, 3675191, 5936847, 7633089, 8198503, 11025573, 17810541, 24595509, 25726337, 33076719, 53431623, 57389521, 73786527, 77179011, 99230157, 106580539, 172168563, 221359581, 231537033, 319741617, 516505689, 694611099, 746063773, 959224851, 1549517067, 2238191319, 2877674553, 6714573957, 20143721871]

約数ペア:

[(1, 20143721871), (3, 6714573957), (7, 2877674553), (9, 2238191319), (13, 1549517067), (21, 959224851), (27, 746063773), (29, 694611099), (39, 516505689), (63, 319741617), (87, 231537033), (91, 221359581), (117, 172168563), (189, 106580539), (203, 99230157), (261, 77179011), (273, 73786527), (351, 57389521), (377, 53431623), (609, 33076719), (783, 25726337), (819, 24595509), (1131, 17810541), (1827, 11025573), (2457, 8198503), (2639, 7633089), (3393, 5936847), (5481, 3675191), (7917, 2544363), (10179, 1978949), (23751, 848121), (71253, 282707)]