19576305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2143}}^1$

素因数の和:2190

約数の個数: 48

約数和(自身を含む): 40135680

約数和(自身を除く): 20559375

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 2143, 3045, 6429, 9135, 10715, 15001, 19287, 32145, 45003, 62147, 75005, 96435, 135009, 186441, 225015, 310735, 435029, 559323, 675045, 932205, 1305087, 2175145, 2796615, 3915261, 6525435, 19576305]

約数ペア:

[(1, 19576305), (3, 6525435), (5, 3915261), (7, 2796615), (9, 2175145), (15, 1305087), (21, 932205), (29, 675045), (35, 559323), (45, 435029), (63, 310735), (87, 225015), (105, 186441), (145, 135009), (203, 96435), (261, 75005), (315, 62147), (435, 45003), (609, 32145), (1015, 19287), (1305, 15001), (1827, 10715), (2143, 9135), (3045, 6429)]