16995595

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 23040000

約数和(自身を除く): 6044405

約数列:

[1, 5, 19, 29, 31, 95, 145, 155, 199, 551, 589, 899, 995, 2755, 2945, 3781, 4495, 5771, 6169, 17081, 18905, 28855, 30845, 85405, 109649, 117211, 178901, 548245, 586055, 894505, 3399119, 16995595]

約数ペア:

[(1, 16995595), (5, 3399119), (19, 894505), (29, 586055), (31, 548245), (95, 178901), (145, 117211), (155, 109649), (199, 85405), (551, 30845), (589, 28855), (899, 18905), (995, 17081), (2755, 6169), (2945, 5771), (3781, 4495)]