19313547

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 30067200

約数和(自身を除く): 10753653

約数列:

[1, 3, 11, 17, 33, 51, 173, 187, 199, 519, 561, 597, 1903, 2189, 2941, 3383, 5709, 6567, 8823, 10149, 32351, 34427, 37213, 97053, 103281, 111639, 378697, 585259, 1136091, 1755777, 6437849, 19313547]

約数ペア:

[(1, 19313547), (3, 6437849), (11, 1755777), (17, 1136091), (33, 585259), (51, 378697), (173, 111639), (187, 103281), (199, 97053), (519, 37213), (561, 34427), (597, 32351), (1903, 10149), (2189, 8823), (2941, 6567), (3383, 5709)]