20209077018

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{1066217}}^1$

素因数の和:1066250

約数の個数: 56

約数和(自身を含む): 48945803508

約数和(自身を除く): 28736726490

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 729, 1053, 1458, 2106, 3159, 6318, 9477, 18954, 1066217, 2132434, 3198651, 6397302, 9595953, 13860821, 19191906, 27721642, 28787859, 41582463, 57575718, 83164926, 86363577, 124747389, 172727154, 249494778, 259090731, 374242167, 518181462, 748484334, 777272193, 1122726501, 1554544386, 2245453002, 3368179503, 6736359006, 10104538509, 20209077018]

約数ペア:

[(1, 20209077018), (2, 10104538509), (3, 6736359006), (6, 3368179503), (9, 2245453002), (13, 1554544386), (18, 1122726501), (26, 777272193), (27, 748484334), (39, 518181462), (54, 374242167), (78, 259090731), (81, 249494778), (117, 172727154), (162, 124747389), (234, 86363577), (243, 83164926), (351, 57575718), (486, 41582463), (702, 28787859), (729, 27721642), (1053, 19191906), (1458, 13860821), (2106, 9595953), (3159, 6397302), (6318, 3198651), (9477, 2132434), (18954, 1066217)]