19206855

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8369}}^1$

素因数の和:8400

約数の個数: 32

約数和(自身を含む): 36158400

約数和(自身を除く): 16951545

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8369, 25107, 41845, 75321, 125535, 142273, 225963, 376605, 426819, 711365, 1129815, 1280457, 2134095, 3841371, 6402285, 19206855]

約数ペア:

[(1, 19206855), (3, 6402285), (5, 3841371), (9, 2134095), (15, 1280457), (17, 1129815), (27, 711365), (45, 426819), (51, 376605), (85, 225963), (135, 142273), (153, 125535), (255, 75321), (459, 41845), (765, 25107), (2295, 8369)]