19308399

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 29306880

約数和(自身を除く): 9998481

約数列:

[1, 3, 11, 33, 47, 59, 141, 177, 211, 517, 633, 649, 1551, 1947, 2321, 2773, 6963, 8319, 9917, 12449, 29751, 30503, 37347, 91509, 109087, 136939, 327261, 410817, 585103, 1755309, 6436133, 19308399]

約数ペア:

[(1, 19308399), (3, 6436133), (11, 1755309), (33, 585103), (47, 410817), (59, 327261), (141, 136939), (177, 109087), (211, 91509), (517, 37347), (633, 30503), (649, 29751), (1551, 12449), (1947, 9917), (2321, 8319), (2773, 6963)]