20628322

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 37537920

約数和(自身を除く): 16909598

約数列:

[1, 2, 11, 13, 22, 26, 79, 83, 121, 143, 158, 166, 242, 286, 869, 913, 1027, 1079, 1573, 1738, 1826, 2054, 2158, 3146, 6557, 9559, 10043, 11297, 11869, 13114, 19118, 20086, 22594, 23738, 72127, 85241, 124267, 130559, 144254, 170482, 248534, 261118, 793397, 937651, 1586794, 1875302, 10314161, 20628322]

約数ペア:

[(1, 20628322), (2, 10314161), (11, 1875302), (13, 1586794), (22, 937651), (26, 793397), (79, 261118), (83, 248534), (121, 170482), (143, 144254), (158, 130559), (166, 124267), (242, 85241), (286, 72127), (869, 23738), (913, 22594), (1027, 20086), (1079, 19118), (1573, 13114), (1738, 11869), (1826, 11297), (2054, 10043), (2158, 9559), (3146, 6557)]