19266663

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 29546496

約数和(自身を除く): 10279833

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 457, 611, 897, 1081, 1371, 1833, 3243, 5941, 10511, 14053, 17823, 21479, 31533, 42159, 64437, 136643, 279227, 409929, 494017, 837681, 1482051, 6422221, 19266663]

約数ペア:

[(1, 19266663), (3, 6422221), (13, 1482051), (23, 837681), (39, 494017), (47, 409929), (69, 279227), (141, 136643), (299, 64437), (457, 42159), (611, 31533), (897, 21479), (1081, 17823), (1371, 14053), (1833, 10511), (3243, 5941)]