18929996913

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1\times {\mathrm{9377}}^1$

素因数の和:9837

約数の個数: 32

約数和(自身を含む): 26900605440

約数和(自身を除く): 7970608527

約数列:

[1, 3, 19, 57, 107, 321, 331, 993, 2033, 6099, 6289, 9377, 18867, 28131, 35417, 106251, 178163, 534489, 672923, 1003339, 2018769, 3010017, 3103787, 9311361, 19063441, 57190323, 58971953, 176915859, 332105209, 996315627, 6309998971, 18929996913]

約数ペア:

[(1, 18929996913), (3, 6309998971), (19, 996315627), (57, 332105209), (107, 176915859), (321, 58971953), (331, 57190323), (993, 19063441), (2033, 9311361), (6099, 3103787), (6289, 3010017), (9377, 2018769), (18867, 1003339), (28131, 672923), (35417, 534489), (106251, 178163)]