18534804981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5087}}^1\times {\mathrm{15773}}^1$

素因数の和:20881

約数の個数: 32

約数和(自身を含む): 30819115008

約数和(自身を除く): 12284310027

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 5087, 15261, 15773, 35609, 47319, 55957, 106827, 110411, 167871, 173503, 331233, 391699, 520509, 1175097, 1214521, 3643563, 80237251, 240711753, 561660757, 882609761, 1684982271, 2647829283, 6178268327, 18534804981]

約数ペア:

[(1, 18534804981), (3, 6178268327), (7, 2647829283), (11, 1684982271), (21, 882609761), (33, 561660757), (77, 240711753), (231, 80237251), (5087, 3643563), (15261, 1214521), (15773, 1175097), (35609, 520509), (47319, 391699), (55957, 331233), (106827, 173503), (110411, 167871)]