20484178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1069}}^1$

素因数の和:1162

約数の個数: 32

約数和(自身を含む): 36671040

約数和(自身を除く): 16186862

約数列:

[1, 2, 11, 13, 22, 26, 67, 134, 143, 286, 737, 871, 1069, 1474, 1742, 2138, 9581, 11759, 13897, 19162, 23518, 27794, 71623, 143246, 152867, 305734, 787853, 931099, 1575706, 1862198, 10242089, 20484178]

約数ペア:

[(1, 20484178), (2, 10242089), (11, 1862198), (13, 1575706), (22, 931099), (26, 787853), (67, 305734), (134, 152867), (143, 143246), (286, 71623), (737, 27794), (871, 23518), (1069, 19162), (1474, 13897), (1742, 11759), (2138, 9581)]