20161488390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{515771}}^1$

素因数の和:517084

約数の個数: 32

約数和(自身を含む): 48424801536

約数和(自身を除く): 28263313146

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1303, 2606, 3909, 6515, 7818, 13030, 19545, 39090, 515771, 1031542, 1547313, 2578855, 3094626, 5157710, 7736565, 15473130, 672049613, 1344099226, 2016148839, 3360248065, 4032297678, 6720496130, 10080744195, 20161488390]

約数ペア:

[(1, 20161488390), (2, 10080744195), (3, 6720496130), (5, 4032297678), (6, 3360248065), (10, 2016148839), (15, 1344099226), (30, 672049613), (1303, 15473130), (2606, 7736565), (3909, 5157710), (6515, 3094626), (7818, 2578855), (13030, 1547313), (19545, 1031542), (39090, 515771)]