19328673

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 32078592

約数和(自身を除く): 12749919

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 273, 303, 701, 707, 1313, 2103, 2121, 3939, 4907, 9113, 9191, 14721, 27339, 27573, 63791, 70801, 191373, 212403, 495607, 920413, 1486821, 2761239, 6442891, 19328673]

約数ペア:

[(1, 19328673), (3, 6442891), (7, 2761239), (13, 1486821), (21, 920413), (39, 495607), (91, 212403), (101, 191373), (273, 70801), (303, 63791), (701, 27573), (707, 27339), (1313, 14721), (2103, 9191), (2121, 9113), (3939, 4907)]